915517040

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{117979}}^1$

素因数の和:118089

約数の個数: 40

約数和(自身を含む): 2150539440

約数和(自身を除く): 1235022400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 117979, 235958, 471916, 589895, 943832, 1179790, 1887664, 2359580, 4719160, 9438320, 11443963, 22887926, 45775852, 57219815, 91551704, 114439630, 183103408, 228879260, 457758520, 915517040]

約数ペア:

[(1, 915517040), (2, 457758520), (4, 228879260), (5, 183103408), (8, 114439630), (10, 91551704), (16, 57219815), (20, 45775852), (40, 22887926), (80, 11443963), (97, 9438320), (194, 4719160), (388, 2359580), (485, 1887664), (776, 1179790), (970, 943832), (1552, 589895), (1940, 471916), (3880, 235958), (7760, 117979)]