40887366920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{2699}}^1$

素因数の和:3403

約数の個数: 128

約数和(自身を含む): 100154880000

約数和(自身を除く): 59267513080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 643, 760, 1178, 1240, 1286, 2356, 2572, 2699, 2945, 3215, 4712, 5144, 5398, 5890, 6430, 10796, 11780, 12217, 12860, 13495, 19933, 21592, 23560, 24434, 25720, 26990, 39866, 48868, 51281, 53980, 61085, 79732, 83669, 97736, 99665, 102562, 107960, 122170, 159464, 167338, 199330, 205124, 244340, 256405, 334676, 378727, 398660, 410248, 418345, 488680, 512810, 669352, 757454, 797320, 836690, 1025620, 1514908, 1589711, 1673380, 1735457, 1893635, 2051240, 3029816, 3179422, 3346760, 3470914, 3787270, 6358844, 6941828, 7574540, 7948555, 8677285, 12717688, 13883656, 15149080, 15897110, 17354570, 31794220, 32973683, 34709140, 53799167, 63588440, 65947366, 69418280, 107598334, 131894732, 164868415, 215196668, 263789464, 268995835, 329736830, 430393336, 537991670, 659473660, 1022184173, 1075983340, 1318947320, 2044368346, 2151966680, 4088736692, 5110920865, 8177473384, 10221841730, 20443683460, 40887366920]

約数ペア:

[(1, 40887366920), (2, 20443683460), (4, 10221841730), (5, 8177473384), (8, 5110920865), (10, 4088736692), (19, 2151966680), (20, 2044368346), (31, 1318947320), (38, 1075983340), (40, 1022184173), (62, 659473660), (76, 537991670), (95, 430393336), (124, 329736830), (152, 268995835), (155, 263789464), (190, 215196668), (248, 164868415), (310, 131894732), (380, 107598334), (589, 69418280), (620, 65947366), (643, 63588440), (760, 53799167), (1178, 34709140), (1240, 32973683), (1286, 31794220), (2356, 17354570), (2572, 15897110), (2699, 15149080), (2945, 13883656), (3215, 12717688), (4712, 8677285), (5144, 7948555), (5398, 7574540), (5890, 6941828), (6430, 6358844), (10796, 3787270), (11780, 3470914), (12217, 3346760), (12860, 3179422), (13495, 3029816), (19933, 2051240), (21592, 1893635), (23560, 1735457), (24434, 1673380), (25720, 1589711), (26990, 1514908), (39866, 1025620), (48868, 836690), (51281, 797320), (53980, 757454), (61085, 669352), (79732, 512810), (83669, 488680), (97736, 418345), (99665, 410248), (102562, 398660), (107960, 378727), (122170, 334676), (159464, 256405), (167338, 244340), (199330, 205124)]