6404840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:246

約数の個数: 64

約数和(自身を含む): 15800400

約数和(自身を除く): 9395560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 113, 130, 218, 226, 260, 436, 452, 520, 545, 565, 872, 904, 1090, 1130, 1417, 1469, 2180, 2260, 2834, 2938, 4360, 4520, 5668, 5876, 7085, 7345, 11336, 11752, 12317, 14170, 14690, 24634, 28340, 29380, 49268, 56680, 58760, 61585, 98536, 123170, 160121, 246340, 320242, 492680, 640484, 800605, 1280968, 1601210, 3202420, 6404840]

約数ペア:

[(1, 6404840), (2, 3202420), (4, 1601210), (5, 1280968), (8, 800605), (10, 640484), (13, 492680), (20, 320242), (26, 246340), (40, 160121), (52, 123170), (65, 98536), (104, 61585), (109, 58760), (113, 56680), (130, 49268), (218, 29380), (226, 28340), (260, 24634), (436, 14690), (452, 14170), (520, 12317), (545, 11752), (565, 11336), (872, 7345), (904, 7085), (1090, 5876), (1130, 5668), (1417, 4520), (1469, 4360), (2180, 2938), (2260, 2834)]