1021311460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1\times {\mathrm{3191}}^1$

素因数の和:4444

約数の個数: 48

約数和(自身を含む): 2312335872

約数和(自身を除く): 1291024412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1231, 2462, 3191, 4924, 6155, 6382, 12310, 12764, 15955, 16003, 24620, 31910, 32006, 41483, 63820, 64012, 80015, 82966, 160030, 165932, 207415, 320060, 414830, 829660, 3928121, 7856242, 15712484, 19640605, 39281210, 51065573, 78562420, 102131146, 204262292, 255327865, 510655730, 1021311460]

約数ペア:

[(1, 1021311460), (2, 510655730), (4, 255327865), (5, 204262292), (10, 102131146), (13, 78562420), (20, 51065573), (26, 39281210), (52, 19640605), (65, 15712484), (130, 7856242), (260, 3928121), (1231, 829660), (2462, 414830), (3191, 320060), (4924, 207415), (6155, 165932), (6382, 160030), (12310, 82966), (12764, 80015), (15955, 64012), (16003, 63820), (24620, 41483), (31910, 32006)]