38019020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 91445760

約数和(自身を除く): 53426740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 53, 62, 65, 89, 106, 124, 130, 155, 178, 212, 260, 265, 310, 356, 403, 445, 530, 620, 689, 806, 890, 1060, 1157, 1378, 1612, 1643, 1780, 2015, 2314, 2756, 2759, 3286, 3445, 4030, 4628, 4717, 5518, 5785, 6572, 6890, 8060, 8215, 9434, 11036, 11570, 13780, 13795, 16430, 18868, 21359, 23140, 23585, 27590, 32860, 35867, 42718, 47170, 55180, 61321, 71734, 85436, 94340, 106795, 122642, 143468, 146227, 179335, 213590, 245284, 292454, 306605, 358670, 427180, 584908, 613210, 717340, 731135, 1226420, 1462270, 1900951, 2924540, 3801902, 7603804, 9504755, 19009510, 38019020]

約数ペア:

[(1, 38019020), (2, 19009510), (4, 9504755), (5, 7603804), (10, 3801902), (13, 2924540), (20, 1900951), (26, 1462270), (31, 1226420), (52, 731135), (53, 717340), (62, 613210), (65, 584908), (89, 427180), (106, 358670), (124, 306605), (130, 292454), (155, 245284), (178, 213590), (212, 179335), (260, 146227), (265, 143468), (310, 122642), (356, 106795), (403, 94340), (445, 85436), (530, 71734), (620, 61321), (689, 55180), (806, 47170), (890, 42718), (1060, 35867), (1157, 32860), (1378, 27590), (1612, 23585), (1643, 23140), (1780, 21359), (2015, 18868), (2314, 16430), (2756, 13795), (2759, 13780), (3286, 11570), (3445, 11036), (4030, 9434), (4628, 8215), (4717, 8060), (5518, 6890), (5785, 6572)]