2506755320

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1\times {\mathrm{2273}}^1$

素因数の和:2712

約数の個数: 64

約数和(自身を含む): 5730480000

約数和(自身を除く): 3223724680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 349, 395, 632, 698, 790, 1396, 1580, 1745, 2273, 2792, 3160, 3490, 4546, 6980, 9092, 11365, 13960, 18184, 22730, 27571, 45460, 55142, 90920, 110284, 137855, 179567, 220568, 275710, 359134, 551420, 718268, 793277, 897835, 1102840, 1436536, 1586554, 1795670, 3173108, 3591340, 3966385, 6346216, 7182680, 7932770, 15865540, 31731080, 62668883, 125337766, 250675532, 313344415, 501351064, 626688830, 1253377660, 2506755320]

約数ペア:

[(1, 2506755320), (2, 1253377660), (4, 626688830), (5, 501351064), (8, 313344415), (10, 250675532), (20, 125337766), (40, 62668883), (79, 31731080), (158, 15865540), (316, 7932770), (349, 7182680), (395, 6346216), (632, 3966385), (698, 3591340), (790, 3173108), (1396, 1795670), (1580, 1586554), (1745, 1436536), (2273, 1102840), (2792, 897835), (3160, 793277), (3490, 718268), (4546, 551420), (6980, 359134), (9092, 275710), (11365, 220568), (13960, 179567), (18184, 137855), (22730, 110284), (27571, 90920), (45460, 55142)]