12409540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4339}}^1$

素因数の和:4372

約数の個数: 48

約数和(自身を含む): 30623040

約数和(自身を除く): 18213500

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 4339, 8678, 17356, 21695, 43390, 47729, 56407, 86780, 95458, 112814, 190916, 225628, 238645, 282035, 477290, 564070, 620477, 954580, 1128140, 1240954, 2481908, 3102385, 6204770, 12409540]

約数ペア:

[(1, 12409540), (2, 6204770), (4, 3102385), (5, 2481908), (10, 1240954), (11, 1128140), (13, 954580), (20, 620477), (22, 564070), (26, 477290), (44, 282035), (52, 238645), (55, 225628), (65, 190916), (110, 112814), (130, 95458), (143, 86780), (220, 56407), (260, 47729), (286, 43390), (572, 21695), (715, 17356), (1430, 8678), (2860, 4339)]