28337560

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 67223520

約数和(自身を除く): 38885960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 41, 74, 82, 148, 164, 185, 205, 296, 328, 370, 410, 467, 740, 820, 934, 1480, 1517, 1640, 1868, 2335, 3034, 3736, 4670, 6068, 7585, 9340, 12136, 15170, 17279, 18680, 19147, 30340, 34558, 38294, 60680, 69116, 76588, 86395, 95735, 138232, 153176, 172790, 191470, 345580, 382940, 691160, 708439, 765880, 1416878, 2833756, 3542195, 5667512, 7084390, 14168780, 28337560]

約数ペア:

[(1, 28337560), (2, 14168780), (4, 7084390), (5, 5667512), (8, 3542195), (10, 2833756), (20, 1416878), (37, 765880), (40, 708439), (41, 691160), (74, 382940), (82, 345580), (148, 191470), (164, 172790), (185, 153176), (205, 138232), (296, 95735), (328, 86395), (370, 76588), (410, 69116), (467, 60680), (740, 38294), (820, 34558), (934, 30340), (1480, 19147), (1517, 18680), (1640, 17279), (1868, 15170), (2335, 12136), (3034, 9340), (3736, 7585), (4670, 6068)]