40184560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38639}}^1$

素因数の和:38665

約数の個数: 40

約数和(自身を含む): 100618560

約数和(自身を除く): 60434000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 38639, 77278, 154556, 193195, 309112, 386390, 502307, 618224, 772780, 1004614, 1545560, 2009228, 2511535, 3091120, 4018456, 5023070, 8036912, 10046140, 20092280, 40184560]

約数ペア:

[(1, 40184560), (2, 20092280), (4, 10046140), (5, 8036912), (8, 5023070), (10, 4018456), (13, 3091120), (16, 2511535), (20, 2009228), (26, 1545560), (40, 1004614), (52, 772780), (65, 618224), (80, 502307), (104, 386390), (130, 309112), (208, 193195), (260, 154556), (520, 77278), (1040, 38639)]