40331680

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13267}}^1$

素因数の和:13301

約数の個数: 48

約数和(自身を含む): 100306080

約数和(自身を除く): 59974400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 13267, 26534, 53068, 66335, 106136, 132670, 212272, 252073, 265340, 424544, 504146, 530680, 1008292, 1061360, 1260365, 2016584, 2122720, 2520730, 4033168, 5041460, 8066336, 10082920, 20165840, 40331680]

約数ペア:

[(1, 40331680), (2, 20165840), (4, 10082920), (5, 8066336), (8, 5041460), (10, 4033168), (16, 2520730), (19, 2122720), (20, 2016584), (32, 1260365), (38, 1061360), (40, 1008292), (76, 530680), (80, 504146), (95, 424544), (152, 265340), (160, 252073), (190, 212272), (304, 132670), (380, 106136), (608, 66335), (760, 53068), (1520, 26534), (3040, 13267)]