26198720

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 112

約数和(自身を含む): 68275200

約数和(自身を除く): 42076480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 139, 152, 155, 160, 190, 248, 278, 304, 310, 320, 380, 496, 556, 589, 608, 620, 695, 760, 992, 1112, 1178, 1216, 1240, 1390, 1520, 1984, 2224, 2356, 2480, 2641, 2780, 2945, 3040, 4309, 4448, 4712, 4960, 5282, 5560, 5890, 6080, 8618, 8896, 9424, 9920, 10564, 11120, 11780, 13205, 17236, 18848, 21128, 21545, 22240, 23560, 26410, 34472, 37696, 42256, 43090, 44480, 47120, 52820, 68944, 81871, 84512, 86180, 94240, 105640, 137888, 163742, 169024, 172360, 188480, 211280, 275776, 327484, 344720, 409355, 422560, 654968, 689440, 818710, 845120, 1309936, 1378880, 1637420, 2619872, 3274840, 5239744, 6549680, 13099360, 26198720]

約数ペア:

[(1, 26198720), (2, 13099360), (4, 6549680), (5, 5239744), (8, 3274840), (10, 2619872), (16, 1637420), (19, 1378880), (20, 1309936), (31, 845120), (32, 818710), (38, 689440), (40, 654968), (62, 422560), (64, 409355), (76, 344720), (80, 327484), (95, 275776), (124, 211280), (139, 188480), (152, 172360), (155, 169024), (160, 163742), (190, 137888), (248, 105640), (278, 94240), (304, 86180), (310, 84512), (320, 81871), (380, 68944), (496, 52820), (556, 47120), (589, 44480), (608, 43090), (620, 42256), (695, 37696), (760, 34472), (992, 26410), (1112, 23560), (1178, 22240), (1216, 21545), (1240, 21128), (1390, 18848), (1520, 17236), (1984, 13205), (2224, 11780), (2356, 11120), (2480, 10564), (2641, 9920), (2780, 9424), (2945, 8896), (3040, 8618), (4309, 6080), (4448, 5890), (4712, 5560), (4960, 5282)]