31299460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2657}}^1$

素因数の和:2716

約数の個数: 48

約数和(自身を含む): 71447040

約数和(自身を除く): 40147580

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2657, 2945, 5314, 5890, 10628, 11780, 13285, 26570, 50483, 53140, 82367, 100966, 164734, 201932, 252415, 329468, 411835, 504830, 823670, 1009660, 1564973, 1647340, 3129946, 6259892, 7824865, 15649730, 31299460]

約数ペア:

[(1, 31299460), (2, 15649730), (4, 7824865), (5, 6259892), (10, 3129946), (19, 1647340), (20, 1564973), (31, 1009660), (38, 823670), (62, 504830), (76, 411835), (95, 329468), (124, 252415), (155, 201932), (190, 164734), (310, 100966), (380, 82367), (589, 53140), (620, 50483), (1178, 26570), (2356, 13285), (2657, 11780), (2945, 10628), (5314, 5890)]