20245008

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{677}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 60531840

約数和(自身を除く): 40286832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 89, 112, 168, 178, 267, 336, 356, 534, 623, 677, 712, 1068, 1246, 1354, 1424, 1869, 2031, 2136, 2492, 2708, 3738, 4062, 4272, 4739, 4984, 5416, 7476, 8124, 9478, 9968, 10832, 14217, 14952, 16248, 18956, 28434, 29904, 32496, 37912, 56868, 60253, 75824, 113736, 120506, 180759, 227472, 241012, 361518, 421771, 482024, 723036, 843542, 964048, 1265313, 1446072, 1687084, 2530626, 2892144, 3374168, 5061252, 6748336, 10122504, 20245008]

約数ペア:

[(1, 20245008), (2, 10122504), (3, 6748336), (4, 5061252), (6, 3374168), (7, 2892144), (8, 2530626), (12, 1687084), (14, 1446072), (16, 1265313), (21, 964048), (24, 843542), (28, 723036), (42, 482024), (48, 421771), (56, 361518), (84, 241012), (89, 227472), (112, 180759), (168, 120506), (178, 113736), (267, 75824), (336, 60253), (356, 56868), (534, 37912), (623, 32496), (677, 29904), (712, 28434), (1068, 18956), (1246, 16248), (1354, 14952), (1424, 14217), (1869, 10832), (2031, 9968), (2136, 9478), (2492, 8124), (2708, 7476), (3738, 5416), (4062, 4984), (4272, 4739)]