1264981040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{510073}}^1$

素因数の和:510117

約数の個数: 40

約数和(自身を含む): 3035960448

約数和(自身を除く): 1770979408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 510073, 1020146, 2040292, 2550365, 4080584, 5100730, 8161168, 10201460, 15812263, 20402920, 31624526, 40805840, 63249052, 79061315, 126498104, 158122630, 252996208, 316245260, 632490520, 1264981040]

約数ペア:

[(1, 1264981040), (2, 632490520), (4, 316245260), (5, 252996208), (8, 158122630), (10, 126498104), (16, 79061315), (20, 63249052), (31, 40805840), (40, 31624526), (62, 20402920), (80, 15812263), (124, 10201460), (155, 8161168), (248, 5100730), (310, 4080584), (496, 2550365), (620, 2040292), (1240, 1020146), (2480, 510073)]