7975240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:351

約数の個数: 96

約数和(自身を含む): 22551480

約数和(自身を除く): 14576240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 313, 364, 392, 455, 490, 520, 626, 637, 728, 910, 980, 1252, 1274, 1565, 1820, 1960, 2191, 2504, 2548, 3130, 3185, 3640, 4069, 4382, 5096, 6260, 6370, 8138, 8764, 10955, 12520, 12740, 15337, 16276, 17528, 20345, 21910, 25480, 28483, 30674, 32552, 40690, 43820, 56966, 61348, 76685, 81380, 87640, 113932, 122696, 142415, 153370, 162760, 199381, 227864, 284830, 306740, 398762, 569660, 613480, 797524, 996905, 1139320, 1595048, 1993810, 3987620, 7975240]

約数ペア:

[(1, 7975240), (2, 3987620), (4, 1993810), (5, 1595048), (7, 1139320), (8, 996905), (10, 797524), (13, 613480), (14, 569660), (20, 398762), (26, 306740), (28, 284830), (35, 227864), (40, 199381), (49, 162760), (52, 153370), (56, 142415), (65, 122696), (70, 113932), (91, 87640), (98, 81380), (104, 76685), (130, 61348), (140, 56966), (182, 43820), (196, 40690), (245, 32552), (260, 30674), (280, 28483), (313, 25480), (364, 21910), (392, 20345), (455, 17528), (490, 16276), (520, 15337), (626, 12740), (637, 12520), (728, 10955), (910, 8764), (980, 8138), (1252, 6370), (1274, 6260), (1565, 5096), (1820, 4382), (1960, 4069), (2191, 3640), (2504, 3185), (2548, 3130)]