2004164080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1\times {\mathrm{2137}}^1$

素因数の和:2786

約数の個数: 80

約数和(自身を含む): 4915176480

約数和(自身を除く): 2911012400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 617, 760, 1234, 1520, 2137, 2468, 3085, 4274, 4936, 6170, 8548, 9872, 10685, 11723, 12340, 17096, 21370, 23446, 24680, 34192, 40603, 42740, 46892, 49360, 58615, 81206, 85480, 93784, 117230, 162412, 170960, 187568, 203015, 234460, 324824, 406030, 468920, 649648, 812060, 937840, 1318529, 1624120, 2637058, 3248240, 5274116, 6592645, 10548232, 13185290, 21096464, 25052051, 26370580, 50104102, 52741160, 100208204, 105482320, 125260255, 200416408, 250520510, 400832816, 501041020, 1002082040, 2004164080]

約数ペア:

[(1, 2004164080), (2, 1002082040), (4, 501041020), (5, 400832816), (8, 250520510), (10, 200416408), (16, 125260255), (19, 105482320), (20, 100208204), (38, 52741160), (40, 50104102), (76, 26370580), (80, 25052051), (95, 21096464), (152, 13185290), (190, 10548232), (304, 6592645), (380, 5274116), (617, 3248240), (760, 2637058), (1234, 1624120), (1520, 1318529), (2137, 937840), (2468, 812060), (3085, 649648), (4274, 468920), (4936, 406030), (6170, 324824), (8548, 234460), (9872, 203015), (10685, 187568), (11723, 170960), (12340, 162412), (17096, 117230), (21370, 93784), (23446, 85480), (24680, 81206), (34192, 58615), (40603, 49360), (42740, 46892)]