20342017960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{448853}}^1$

素因数の和:448978

約数の個数: 64

約数和(自身を含む): 50415281280

約数和(自身を除く): 30073263320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 103, 110, 206, 220, 412, 440, 515, 824, 1030, 1133, 2060, 2266, 4120, 4532, 5665, 9064, 11330, 22660, 45320, 448853, 897706, 1795412, 2244265, 3590824, 4488530, 4937383, 8977060, 9874766, 17954120, 19749532, 24686915, 39499064, 46231859, 49373830, 92463718, 98747660, 184927436, 197495320, 231159295, 369854872, 462318590, 508550449, 924637180, 1017100898, 1849274360, 2034201796, 2542752245, 4068403592, 5085504490, 10171008980, 20342017960]

約数ペア:

[(1, 20342017960), (2, 10171008980), (4, 5085504490), (5, 4068403592), (8, 2542752245), (10, 2034201796), (11, 1849274360), (20, 1017100898), (22, 924637180), (40, 508550449), (44, 462318590), (55, 369854872), (88, 231159295), (103, 197495320), (110, 184927436), (206, 98747660), (220, 92463718), (412, 49373830), (440, 46231859), (515, 39499064), (824, 24686915), (1030, 19749532), (1133, 17954120), (2060, 9874766), (2266, 8977060), (4120, 4937383), (4532, 4488530), (5665, 3590824), (9064, 2244265), (11330, 1795412), (22660, 897706), (45320, 448853)]