20202390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:614

約数の個数: 96

約数和(自身を含む): 58496256

約数和(自身を除く): 38293866

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 557, 558, 585, 806, 930, 1114, 1170, 1209, 1395, 1671, 2015, 2418, 2785, 2790, 3342, 3627, 4030, 5013, 5570, 6045, 7241, 7254, 8355, 10026, 12090, 14482, 16710, 17267, 18135, 21723, 25065, 34534, 36205, 36270, 43446, 50130, 51801, 65169, 72410, 86335, 103602, 108615, 130338, 155403, 172670, 217230, 224471, 259005, 310806, 325845, 448942, 518010, 651690, 673413, 777015, 1122355, 1346826, 1554030, 2020239, 2244710, 3367065, 4040478, 6734130, 10101195, 20202390]

約数ペア:

[(1, 20202390), (2, 10101195), (3, 6734130), (5, 4040478), (6, 3367065), (9, 2244710), (10, 2020239), (13, 1554030), (15, 1346826), (18, 1122355), (26, 777015), (30, 673413), (31, 651690), (39, 518010), (45, 448942), (62, 325845), (65, 310806), (78, 259005), (90, 224471), (93, 217230), (117, 172670), (130, 155403), (155, 130338), (186, 108615), (195, 103602), (234, 86335), (279, 72410), (310, 65169), (390, 51801), (403, 50130), (465, 43446), (557, 36270), (558, 36205), (585, 34534), (806, 25065), (930, 21723), (1114, 18135), (1170, 17267), (1209, 16710), (1395, 14482), (1671, 12090), (2015, 10026), (2418, 8355), (2785, 7254), (2790, 7241), (3342, 6045), (3627, 5570), (4030, 5013)]