201839140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{1297}}^1$

素因数の和:1588

約数の個数: 48

約数和(自身を含む): 439617024

約数和(自身を除く): 237777884

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 251, 310, 502, 620, 1004, 1255, 1297, 2510, 2594, 5020, 5188, 6485, 7781, 12970, 15562, 25940, 31124, 38905, 40207, 77810, 80414, 155620, 160828, 201035, 325547, 402070, 651094, 804140, 1302188, 1627735, 3255470, 6510940, 10091957, 20183914, 40367828, 50459785, 100919570, 201839140]

約数ペア:

[(1, 201839140), (2, 100919570), (4, 50459785), (5, 40367828), (10, 20183914), (20, 10091957), (31, 6510940), (62, 3255470), (124, 1627735), (155, 1302188), (251, 804140), (310, 651094), (502, 402070), (620, 325547), (1004, 201035), (1255, 160828), (1297, 155620), (2510, 80414), (2594, 77810), (5020, 40207), (5188, 38905), (6485, 31124), (7781, 25940), (12970, 15562)]