27931020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35809}}^1$

素因数の和:35834

約数の個数: 48

約数和(自身を含む): 84225120

約数和(自身を除く): 56294100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 35809, 71618, 107427, 143236, 179045, 214854, 358090, 429708, 465517, 537135, 716180, 931034, 1074270, 1396551, 1862068, 2148540, 2327585, 2793102, 4655170, 5586204, 6982755, 9310340, 13965510, 27931020]

約数ペア:

[(1, 27931020), (2, 13965510), (3, 9310340), (4, 6982755), (5, 5586204), (6, 4655170), (10, 2793102), (12, 2327585), (13, 2148540), (15, 1862068), (20, 1396551), (26, 1074270), (30, 931034), (39, 716180), (52, 537135), (60, 465517), (65, 429708), (78, 358090), (130, 214854), (156, 179045), (195, 143236), (260, 107427), (390, 71618), (780, 35809)]