61937980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{238223}}^1$

素因数の和:238245

約数の個数: 24

約数和(自身を含む): 140075712

約数和(自身を除く): 78137732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 238223, 476446, 952892, 1191115, 2382230, 3096899, 4764460, 6193798, 12387596, 15484495, 30968990, 61937980]

約数ペア:

[(1, 61937980), (2, 30968990), (4, 15484495), (5, 12387596), (10, 6193798), (13, 4764460), (20, 3096899), (26, 2382230), (52, 1191115), (65, 952892), (130, 476446), (260, 238223)]