12994480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 32497920

約数和(自身を除く): 19503440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 83, 95, 103, 152, 166, 190, 206, 304, 332, 380, 412, 415, 515, 664, 760, 824, 830, 1030, 1328, 1520, 1577, 1648, 1660, 1957, 2060, 3154, 3320, 3914, 4120, 6308, 6640, 7828, 7885, 8240, 8549, 9785, 12616, 15656, 15770, 17098, 19570, 25232, 31312, 31540, 34196, 39140, 42745, 63080, 68392, 78280, 85490, 126160, 136784, 156560, 162431, 170980, 324862, 341960, 649724, 683920, 812155, 1299448, 1624310, 2598896, 3248620, 6497240, 12994480]

約数ペア:

[(1, 12994480), (2, 6497240), (4, 3248620), (5, 2598896), (8, 1624310), (10, 1299448), (16, 812155), (19, 683920), (20, 649724), (38, 341960), (40, 324862), (76, 170980), (80, 162431), (83, 156560), (95, 136784), (103, 126160), (152, 85490), (166, 78280), (190, 68392), (206, 63080), (304, 42745), (332, 39140), (380, 34196), (412, 31540), (415, 31312), (515, 25232), (664, 19570), (760, 17098), (824, 15770), (830, 15656), (1030, 12616), (1328, 9785), (1520, 8549), (1577, 8240), (1648, 7885), (1660, 7828), (1957, 6640), (2060, 6308), (3154, 4120), (3320, 3914)]