56366440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1777}}^1$

素因数の和:1862

約数の個数: 64

約数和(自身を含む): 138897360

約数和(自身を除く): 82530920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 1777, 2440, 3172, 3554, 3965, 6344, 7108, 7930, 8885, 14216, 15860, 17770, 23101, 31720, 35540, 46202, 71080, 92404, 108397, 115505, 184808, 216794, 231010, 433588, 462020, 541985, 867176, 924040, 1083970, 1409161, 2167940, 2818322, 4335880, 5636644, 7045805, 11273288, 14091610, 28183220, 56366440]

約数ペア:

[(1, 56366440), (2, 28183220), (4, 14091610), (5, 11273288), (8, 7045805), (10, 5636644), (13, 4335880), (20, 2818322), (26, 2167940), (40, 1409161), (52, 1083970), (61, 924040), (65, 867176), (104, 541985), (122, 462020), (130, 433588), (244, 231010), (260, 216794), (305, 184808), (488, 115505), (520, 108397), (610, 92404), (793, 71080), (1220, 46202), (1586, 35540), (1777, 31720), (2440, 23101), (3172, 17770), (3554, 15860), (3965, 14216), (6344, 8885), (7108, 7930)]