40879020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7487}}^1$

素因数の和:7519

約数の個数: 96

約数和(自身を含む): 140894208

約数和(自身を除く): 100015188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 7487, 14974, 22461, 29948, 37435, 44922, 52409, 74870, 89844, 97331, 104818, 112305, 149740, 157227, 194662, 209636, 224610, 262045, 291993, 314454, 389324, 449220, 486655, 524090, 583986, 628908, 681317, 786135, 973310, 1048180, 1167972, 1362634, 1459965, 1572270, 1946620, 2043951, 2725268, 2919930, 3144540, 3406585, 4087902, 5839860, 6813170, 8175804, 10219755, 13626340, 20439510, 40879020]

約数ペア:

[(1, 40879020), (2, 20439510), (3, 13626340), (4, 10219755), (5, 8175804), (6, 6813170), (7, 5839860), (10, 4087902), (12, 3406585), (13, 3144540), (14, 2919930), (15, 2725268), (20, 2043951), (21, 1946620), (26, 1572270), (28, 1459965), (30, 1362634), (35, 1167972), (39, 1048180), (42, 973310), (52, 786135), (60, 681317), (65, 628908), (70, 583986), (78, 524090), (84, 486655), (91, 449220), (105, 389324), (130, 314454), (140, 291993), (156, 262045), (182, 224610), (195, 209636), (210, 194662), (260, 157227), (273, 149740), (364, 112305), (390, 104818), (420, 97331), (455, 89844), (546, 74870), (780, 52409), (910, 44922), (1092, 37435), (1365, 29948), (1820, 22461), (2730, 14974), (5460, 7487)]