201587420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{601}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 438525696

約数和(自身を除く): 236938276

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 541, 601, 620, 1082, 1202, 2164, 2404, 2705, 3005, 5410, 6010, 10820, 12020, 16771, 18631, 33542, 37262, 67084, 74524, 83855, 93155, 167710, 186310, 325141, 335420, 372620, 650282, 1300564, 1625705, 3251410, 6502820, 10079371, 20158742, 40317484, 50396855, 100793710, 201587420]

約数ペア:

[(1, 201587420), (2, 100793710), (4, 50396855), (5, 40317484), (10, 20158742), (20, 10079371), (31, 6502820), (62, 3251410), (124, 1625705), (155, 1300564), (310, 650282), (541, 372620), (601, 335420), (620, 325141), (1082, 186310), (1202, 167710), (2164, 93155), (2404, 83855), (2705, 74524), (3005, 67084), (5410, 37262), (6010, 33542), (10820, 18631), (12020, 16771)]