5340395740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{19991}}^1$

素因数の和:20075

約数の個数: 72

約数和(自身を含む): 12156655392

約数和(自身を除く): 6816259652

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 361, 370, 380, 703, 722, 740, 1406, 1444, 1805, 2812, 3515, 3610, 7030, 7220, 13357, 14060, 19991, 26714, 39982, 53428, 66785, 79964, 99955, 133570, 199910, 267140, 379829, 399820, 739667, 759658, 1479334, 1519316, 1899145, 2958668, 3698335, 3798290, 7216751, 7396670, 7596580, 14053673, 14433502, 14793340, 28107346, 28867004, 36083755, 56214692, 70268365, 72167510, 140536730, 144335020, 267019787, 281073460, 534039574, 1068079148, 1335098935, 2670197870, 5340395740]

約数ペア:

[(1, 5340395740), (2, 2670197870), (4, 1335098935), (5, 1068079148), (10, 534039574), (19, 281073460), (20, 267019787), (37, 144335020), (38, 140536730), (74, 72167510), (76, 70268365), (95, 56214692), (148, 36083755), (185, 28867004), (190, 28107346), (361, 14793340), (370, 14433502), (380, 14053673), (703, 7596580), (722, 7396670), (740, 7216751), (1406, 3798290), (1444, 3698335), (1805, 2958668), (2812, 1899145), (3515, 1519316), (3610, 1479334), (7030, 759658), (7220, 739667), (13357, 399820), (14060, 379829), (19991, 267140), (26714, 199910), (39982, 133570), (53428, 99955), (66785, 79964)]