31360940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{120619}}^1$

素因数の和:120641

約数の個数: 24

約数和(自身を含む): 70924560

約数和(自身を除く): 39563620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 120619, 241238, 482476, 603095, 1206190, 1568047, 2412380, 3136094, 6272188, 7840235, 15680470, 31360940]

約数ペア:

[(1, 31360940), (2, 15680470), (4, 7840235), (5, 6272188), (10, 3136094), (13, 2412380), (20, 1568047), (26, 1206190), (52, 603095), (65, 482476), (130, 241238), (260, 120619)]