20124586720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17968381}}^1$

素因数の和:17968403

約数の個数: 48

約数和(自身を含む): 54336387168

約数和(自身を除く): 34211800448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 17968381, 35936762, 71873524, 89841905, 125778667, 143747048, 179683810, 251557334, 287494096, 359367620, 503114668, 574988192, 628893335, 718735240, 1006229336, 1257786670, 1437470480, 2012458672, 2515573340, 2874940960, 4024917344, 5031146680, 10062293360, 20124586720]

約数ペア:

[(1, 20124586720), (2, 10062293360), (4, 5031146680), (5, 4024917344), (7, 2874940960), (8, 2515573340), (10, 2012458672), (14, 1437470480), (16, 1257786670), (20, 1006229336), (28, 718735240), (32, 628893335), (35, 574988192), (40, 503114668), (56, 359367620), (70, 287494096), (80, 251557334), (112, 179683810), (140, 143747048), (160, 125778667), (224, 89841905), (280, 71873524), (560, 35936762), (1120, 17968381)]