7145710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 15966720

約数和(自身を除く): 8821010

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 263, 286, 418, 494, 526, 715, 1045, 1235, 1315, 1430, 2090, 2470, 2630, 2717, 2893, 3419, 4997, 5434, 5786, 6838, 9994, 13585, 14465, 17095, 24985, 27170, 28930, 34190, 37609, 49970, 54967, 64961, 75218, 109934, 129922, 188045, 274835, 324805, 376090, 549670, 649610, 714571, 1429142, 3572855, 7145710]

約数ペア:

[(1, 7145710), (2, 3572855), (5, 1429142), (10, 714571), (11, 649610), (13, 549670), (19, 376090), (22, 324805), (26, 274835), (38, 188045), (55, 129922), (65, 109934), (95, 75218), (110, 64961), (130, 54967), (143, 49970), (190, 37609), (209, 34190), (247, 28930), (263, 27170), (286, 24985), (418, 17095), (494, 14465), (526, 13585), (715, 9994), (1045, 6838), (1235, 5786), (1315, 5434), (1430, 4997), (2090, 3419), (2470, 2893), (2630, 2717)]