23580440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 57728160

約数和(自身を除く): 34147720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 137, 260, 274, 331, 520, 548, 662, 685, 1096, 1324, 1370, 1655, 1781, 2648, 2740, 3310, 3562, 4303, 5480, 6620, 7124, 8606, 8905, 13240, 14248, 17212, 17810, 21515, 34424, 35620, 43030, 45347, 71240, 86060, 90694, 172120, 181388, 226735, 362776, 453470, 589511, 906940, 1179022, 1813880, 2358044, 2947555, 4716088, 5895110, 11790220, 23580440]

約数ペア:

[(1, 23580440), (2, 11790220), (4, 5895110), (5, 4716088), (8, 2947555), (10, 2358044), (13, 1813880), (20, 1179022), (26, 906940), (40, 589511), (52, 453470), (65, 362776), (104, 226735), (130, 181388), (137, 172120), (260, 90694), (274, 86060), (331, 71240), (520, 45347), (548, 43030), (662, 35620), (685, 34424), (1096, 21515), (1324, 17810), (1370, 17212), (1655, 14248), (1781, 13240), (2648, 8905), (2740, 8606), (3310, 7124), (3562, 6620), (4303, 5480)]