39845780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{463}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 90580224

約数和(自身を除く): 50734444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 331, 463, 662, 926, 1324, 1655, 1852, 2315, 3310, 4303, 4630, 6019, 6620, 8606, 9260, 12038, 17212, 21515, 24076, 30095, 43030, 60190, 86060, 120380, 153253, 306506, 613012, 766265, 1532530, 1992289, 3065060, 3984578, 7969156, 9961445, 19922890, 39845780]

約数ペア:

[(1, 39845780), (2, 19922890), (4, 9961445), (5, 7969156), (10, 3984578), (13, 3065060), (20, 1992289), (26, 1532530), (52, 766265), (65, 613012), (130, 306506), (260, 153253), (331, 120380), (463, 86060), (662, 60190), (926, 43030), (1324, 30095), (1655, 24076), (1852, 21515), (2315, 17212), (3310, 12038), (4303, 9260), (4630, 8606), (6019, 6620)]