488358520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{49429}}^1$

素因数の和:49472

約数の個数: 64

約数和(自身を含む): 1245636000

約数和(自身を除く): 757277480

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 9880, 49429, 98858, 197716, 247145, 395432, 494290, 642577, 939151, 988580, 1285154, 1878302, 1977160, 2570308, 3212885, 3756604, 4695755, 5140616, 6425770, 7513208, 9391510, 12208963, 12851540, 18783020, 24417926, 25703080, 37566040, 48835852, 61044815, 97671704, 122089630, 244179260, 488358520]

約数ペア:

[(1, 488358520), (2, 244179260), (4, 122089630), (5, 97671704), (8, 61044815), (10, 48835852), (13, 37566040), (19, 25703080), (20, 24417926), (26, 18783020), (38, 12851540), (40, 12208963), (52, 9391510), (65, 7513208), (76, 6425770), (95, 5140616), (104, 4695755), (130, 3756604), (152, 3212885), (190, 2570308), (247, 1977160), (260, 1878302), (380, 1285154), (494, 988580), (520, 939151), (760, 642577), (988, 494290), (1235, 395432), (1976, 247145), (2470, 197716), (4940, 98858), (9880, 49429)]