4395440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 11999232

約数和(自身を除く): 7603792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 167, 188, 235, 280, 329, 334, 376, 470, 560, 658, 668, 752, 835, 940, 1169, 1316, 1336, 1645, 1670, 1880, 2338, 2632, 2672, 3290, 3340, 3760, 4676, 5264, 5845, 6580, 6680, 7849, 9352, 11690, 13160, 13360, 15698, 18704, 23380, 26320, 31396, 39245, 46760, 54943, 62792, 78490, 93520, 109886, 125584, 156980, 219772, 274715, 313960, 439544, 549430, 627920, 879088, 1098860, 2197720, 4395440]

約数ペア:

[(1, 4395440), (2, 2197720), (4, 1098860), (5, 879088), (7, 627920), (8, 549430), (10, 439544), (14, 313960), (16, 274715), (20, 219772), (28, 156980), (35, 125584), (40, 109886), (47, 93520), (56, 78490), (70, 62792), (80, 54943), (94, 46760), (112, 39245), (140, 31396), (167, 26320), (188, 23380), (235, 18704), (280, 15698), (329, 13360), (334, 13160), (376, 11690), (470, 9352), (560, 7849), (658, 6680), (668, 6580), (752, 5845), (835, 5264), (940, 4676), (1169, 3760), (1316, 3340), (1336, 3290), (1645, 2672), (1670, 2632), (1880, 2338)]