26530460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{577}}^1$

素因数の和:627

約数の個数: 72

約数和(自身を含む): 64574160

約数和(自身を除く): 38043700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 577, 605, 836, 1045, 1154, 1210, 2090, 2299, 2308, 2420, 2885, 4180, 4598, 5770, 6347, 9196, 10963, 11495, 11540, 12694, 21926, 22990, 25388, 31735, 43852, 45980, 54815, 63470, 69817, 109630, 120593, 126940, 139634, 219260, 241186, 279268, 349085, 482372, 602965, 698170, 1205930, 1326523, 1396340, 2411860, 2653046, 5306092, 6632615, 13265230, 26530460]

約数ペア:

[(1, 26530460), (2, 13265230), (4, 6632615), (5, 5306092), (10, 2653046), (11, 2411860), (19, 1396340), (20, 1326523), (22, 1205930), (38, 698170), (44, 602965), (55, 482372), (76, 349085), (95, 279268), (110, 241186), (121, 219260), (190, 139634), (209, 126940), (220, 120593), (242, 109630), (380, 69817), (418, 63470), (484, 54815), (577, 45980), (605, 43852), (836, 31735), (1045, 25388), (1154, 22990), (1210, 21926), (2090, 12694), (2299, 11540), (2308, 11495), (2420, 10963), (2885, 9196), (4180, 6347), (4598, 5770)]