2608840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 6577200

約数和(自身を除く): 3968360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 173, 232, 260, 290, 346, 377, 520, 580, 692, 754, 865, 1160, 1384, 1508, 1730, 1885, 2249, 3016, 3460, 3770, 4498, 5017, 6920, 7540, 8996, 10034, 11245, 15080, 17992, 20068, 22490, 25085, 40136, 44980, 50170, 65221, 89960, 100340, 130442, 200680, 260884, 326105, 521768, 652210, 1304420, 2608840]

約数ペア:

[(1, 2608840), (2, 1304420), (4, 652210), (5, 521768), (8, 326105), (10, 260884), (13, 200680), (20, 130442), (26, 100340), (29, 89960), (40, 65221), (52, 50170), (58, 44980), (65, 40136), (104, 25085), (116, 22490), (130, 20068), (145, 17992), (173, 15080), (232, 11245), (260, 10034), (290, 8996), (346, 7540), (377, 6920), (520, 5017), (580, 4498), (692, 3770), (754, 3460), (865, 3016), (1160, 2249), (1384, 1885), (1508, 1730)]