20796870480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3767549}}^1$

素因数の和:3767588

約数の個数: 80

約数和(自身を含む): 67273372800

約数和(自身を除く): 46476502320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 3767549, 7535098, 11302647, 15070196, 18837745, 22605294, 30140392, 37675490, 45210588, 56513235, 60280784, 75350980, 86653627, 90421176, 113026470, 150701960, 173307254, 180842352, 226052940, 259960881, 301403920, 346614508, 433268135, 452105880, 519921762, 693229016, 866536270, 904211760, 1039843524, 1299804405, 1386458032, 1733072540, 2079687048, 2599608810, 3466145080, 4159374096, 5199217620, 6932290160, 10398435240, 20796870480]

約数ペア:

[(1, 20796870480), (2, 10398435240), (3, 6932290160), (4, 5199217620), (5, 4159374096), (6, 3466145080), (8, 2599608810), (10, 2079687048), (12, 1733072540), (15, 1386458032), (16, 1299804405), (20, 1039843524), (23, 904211760), (24, 866536270), (30, 693229016), (40, 519921762), (46, 452105880), (48, 433268135), (60, 346614508), (69, 301403920), (80, 259960881), (92, 226052940), (115, 180842352), (120, 173307254), (138, 150701960), (184, 113026470), (230, 90421176), (240, 86653627), (276, 75350980), (345, 60280784), (368, 56513235), (460, 45210588), (552, 37675490), (690, 30140392), (920, 22605294), (1104, 18837745), (1380, 15070196), (1840, 11302647), (2760, 7535098), (5520, 3767549)]