289340540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1\times {\mathrm{757}}^1$

素因数の和:1454

約数の個数: 48

約数和(自身を含む): 630352800

約数和(自身を除く): 341012260

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 659, 757, 1318, 1514, 2636, 3028, 3295, 3785, 6590, 7570, 13180, 15140, 19111, 21953, 38222, 43906, 76444, 87812, 95555, 109765, 191110, 219530, 382220, 439060, 498863, 997726, 1995452, 2494315, 4988630, 9977260, 14467027, 28934054, 57868108, 72335135, 144670270, 289340540]

約数ペア:

[(1, 289340540), (2, 144670270), (4, 72335135), (5, 57868108), (10, 28934054), (20, 14467027), (29, 9977260), (58, 4988630), (116, 2494315), (145, 1995452), (290, 997726), (580, 498863), (659, 439060), (757, 382220), (1318, 219530), (1514, 191110), (2636, 109765), (3028, 95555), (3295, 87812), (3785, 76444), (6590, 43906), (7570, 38222), (13180, 21953), (15140, 19111)]