201464440

素因数分解:

$2^3\times 5^1\times {\mathrm{877}}^1\times {\mathrm{5743}}^1$

素因数の和:6631

約数の個数: 32

約数和(自身を含む): 453890880

約数和(自身を除く): 252426440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 877, 1754, 3508, 4385, 5743, 7016, 8770, 11486, 17540, 22972, 28715, 35080, 45944, 57430, 114860, 229720, 5036611, 10073222, 20146444, 25183055, 40292888, 50366110, 100732220, 201464440]

約数ペア:

[(1, 201464440), (2, 100732220), (4, 50366110), (5, 40292888), (8, 25183055), (10, 20146444), (20, 10073222), (40, 5036611), (877, 229720), (1754, 114860), (3508, 57430), (4385, 45944), (5743, 35080), (7016, 28715), (8770, 22972), (11486, 17540)]