402548330

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1\times {\mathrm{1321}}^1$

素因数の和:2342

約数の個数: 32

約数和(自身を含む): 749288448

約数和(自身を除く): 346740118

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 983, 1321, 1966, 2642, 4915, 6605, 9830, 13210, 30473, 40951, 60946, 81902, 152365, 204755, 304730, 409510, 1298543, 2597086, 6492715, 12985430, 40254833, 80509666, 201274165, 402548330]

約数ペア:

[(1, 402548330), (2, 201274165), (5, 80509666), (10, 40254833), (31, 12985430), (62, 6492715), (155, 2597086), (310, 1298543), (983, 409510), (1321, 304730), (1966, 204755), (2642, 152365), (4915, 81902), (6605, 60946), (9830, 40951), (13210, 30473)]