2604940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 6054048

約数和(自身を除く): 3449108

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 233, 260, 430, 466, 559, 860, 932, 1118, 1165, 2236, 2330, 2795, 3029, 4660, 5590, 6058, 10019, 11180, 12116, 15145, 20038, 30290, 40076, 50095, 60580, 100190, 130247, 200380, 260494, 520988, 651235, 1302470, 2604940]

約数ペア:

[(1, 2604940), (2, 1302470), (4, 651235), (5, 520988), (10, 260494), (13, 200380), (20, 130247), (26, 100190), (43, 60580), (52, 50095), (65, 40076), (86, 30290), (130, 20038), (172, 15145), (215, 12116), (233, 11180), (260, 10019), (430, 6058), (466, 5590), (559, 4660), (860, 3029), (932, 2795), (1118, 2330), (1165, 2236)]