551424820

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{1163}}^1$

素因数の和:1480

約数の個数: 48

約数和(自身を含む): 1174094208

約数和(自身を除く): 622669388

約数列:

[1, 2, 4, 5, 10, 20, 151, 157, 302, 314, 604, 628, 755, 785, 1163, 1510, 1570, 2326, 3020, 3140, 4652, 5815, 11630, 23260, 23707, 47414, 94828, 118535, 175613, 182591, 237070, 351226, 365182, 474140, 702452, 730364, 878065, 912955, 1756130, 1825910, 3512260, 3651820, 27571241, 55142482, 110284964, 137856205, 275712410, 551424820]

約数ペア:

[(1, 551424820), (2, 275712410), (4, 137856205), (5, 110284964), (10, 55142482), (20, 27571241), (151, 3651820), (157, 3512260), (302, 1825910), (314, 1756130), (604, 912955), (628, 878065), (755, 730364), (785, 702452), (1163, 474140), (1510, 365182), (1570, 351226), (2326, 237070), (3020, 182591), (3140, 175613), (4652, 118535), (5815, 94828), (11630, 47414), (23260, 23707)]