202439020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{1471}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 486678528

約数和(自身を除く): 284239508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 983, 1471, 1966, 2942, 3932, 4915, 5884, 6881, 7355, 9830, 10297, 13762, 14710, 19660, 20594, 27524, 29420, 34405, 41188, 51485, 68810, 102970, 137620, 205940, 1445993, 2891986, 5783972, 7229965, 10121951, 14459930, 20243902, 28919860, 40487804, 50609755, 101219510, 202439020]

約数ペア:

[(1, 202439020), (2, 101219510), (4, 50609755), (5, 40487804), (7, 28919860), (10, 20243902), (14, 14459930), (20, 10121951), (28, 7229965), (35, 5783972), (70, 2891986), (140, 1445993), (983, 205940), (1471, 137620), (1966, 102970), (2942, 68810), (3932, 51485), (4915, 41188), (5884, 34405), (6881, 29420), (7355, 27524), (9830, 20594), (10297, 19660), (13762, 14710)]