20158493460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2526127}}^1$

素因数の和:2526165

約数の個数: 96

約数和(自身を含む): 67902320640

約数和(自身を除く): 47743827180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 2526127, 5052254, 7578381, 10104508, 12630635, 15156762, 17682889, 25261270, 30313524, 35365778, 37891905, 47996413, 50522540, 53048667, 70731556, 75783810, 88414445, 95992826, 106097334, 143989239, 151567620, 176828890, 191985652, 212194668, 239982065, 265243335, 287978478, 335974891, 353657780, 479964130, 530486670, 575956956, 671949782, 719946195, 959928260, 1007924673, 1060973340, 1343899564, 1439892390, 1679874455, 2015849346, 2879784780, 3359748910, 4031698692, 5039623365, 6719497820, 10079246730, 20158493460]

約数ペア:

[(1, 20158493460), (2, 10079246730), (3, 6719497820), (4, 5039623365), (5, 4031698692), (6, 3359748910), (7, 2879784780), (10, 2015849346), (12, 1679874455), (14, 1439892390), (15, 1343899564), (19, 1060973340), (20, 1007924673), (21, 959928260), (28, 719946195), (30, 671949782), (35, 575956956), (38, 530486670), (42, 479964130), (57, 353657780), (60, 335974891), (70, 287978478), (76, 265243335), (84, 239982065), (95, 212194668), (105, 191985652), (114, 176828890), (133, 151567620), (140, 143989239), (190, 106097334), (210, 95992826), (228, 88414445), (266, 75783810), (285, 70731556), (380, 53048667), (399, 50522540), (420, 47996413), (532, 37891905), (570, 35365778), (665, 30313524), (798, 25261270), (1140, 17682889), (1330, 15156762), (1596, 12630635), (1995, 10104508), (2660, 7578381), (3990, 5052254), (7980, 2526127)]