2012313680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{7193}}^1$

素因数の和:7488

約数の個数: 80

約数和(自身を含む): 5057957520

約数和(自身を除く): 3045643840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 269, 520, 538, 1040, 1076, 1345, 2152, 2690, 3497, 4304, 5380, 6994, 7193, 10760, 13988, 14386, 17485, 21520, 27976, 28772, 34970, 35965, 55952, 57544, 69940, 71930, 93509, 115088, 139880, 143860, 187018, 279760, 287720, 374036, 467545, 575440, 748072, 935090, 1496144, 1870180, 1934917, 3740360, 3869834, 7480720, 7739668, 9674585, 15479336, 19349170, 25153921, 30958672, 38698340, 50307842, 77396680, 100615684, 125769605, 154793360, 201231368, 251539210, 402462736, 503078420, 1006156840, 2012313680]

約数ペア:

[(1, 2012313680), (2, 1006156840), (4, 503078420), (5, 402462736), (8, 251539210), (10, 201231368), (13, 154793360), (16, 125769605), (20, 100615684), (26, 77396680), (40, 50307842), (52, 38698340), (65, 30958672), (80, 25153921), (104, 19349170), (130, 15479336), (208, 9674585), (260, 7739668), (269, 7480720), (520, 3869834), (538, 3740360), (1040, 1934917), (1076, 1870180), (1345, 1496144), (2152, 935090), (2690, 748072), (3497, 575440), (4304, 467545), (5380, 374036), (6994, 287720), (7193, 279760), (10760, 187018), (13988, 143860), (14386, 139880), (17485, 115088), (21520, 93509), (27976, 71930), (28772, 69940), (34970, 57544), (35965, 55952)]