20248760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{10331}}^1$

素因数の和:10356

約数の個数: 48

約数和(自身を含む): 53003160

約数和(自身を除く): 32754400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 10331, 20662, 41324, 51655, 72317, 82648, 103310, 144634, 206620, 289268, 361585, 413240, 506219, 578536, 723170, 1012438, 1446340, 2024876, 2531095, 2892680, 4049752, 5062190, 10124380, 20248760]

約数ペア:

[(1, 20248760), (2, 10124380), (4, 5062190), (5, 4049752), (7, 2892680), (8, 2531095), (10, 2024876), (14, 1446340), (20, 1012438), (28, 723170), (35, 578536), (40, 506219), (49, 413240), (56, 361585), (70, 289268), (98, 206620), (140, 144634), (196, 103310), (245, 82648), (280, 72317), (392, 51655), (490, 41324), (980, 20662), (1960, 10331)]