40008490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 79833600

約数和(自身を除く): 39825110

約数列:

[1, 2, 5, 10, 19, 38, 43, 59, 83, 86, 95, 118, 166, 190, 215, 295, 415, 430, 590, 817, 830, 1121, 1577, 1634, 2242, 2537, 3154, 3569, 4085, 4897, 5074, 5605, 7138, 7885, 8170, 9794, 11210, 12685, 15770, 17845, 24485, 25370, 35690, 48203, 48970, 67811, 93043, 96406, 135622, 186086, 210571, 241015, 339055, 421142, 465215, 482030, 678110, 930430, 1052855, 2105710, 4000849, 8001698, 20004245, 40008490]

約数ペア:

[(1, 40008490), (2, 20004245), (5, 8001698), (10, 4000849), (19, 2105710), (38, 1052855), (43, 930430), (59, 678110), (83, 482030), (86, 465215), (95, 421142), (118, 339055), (166, 241015), (190, 210571), (215, 186086), (295, 135622), (415, 96406), (430, 93043), (590, 67811), (817, 48970), (830, 48203), (1121, 35690), (1577, 25370), (1634, 24485), (2242, 17845), (2537, 15770), (3154, 12685), (3569, 11210), (4085, 9794), (4897, 8170), (5074, 7885), (5605, 7138)]