20617170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3167}}^1$

素因数の和:3215

約数の個数: 64

約数和(自身を含む): 58392576

約数和(自身を除く): 37775406

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3167, 3255, 6334, 6510, 9501, 15835, 19002, 22169, 31670, 44338, 47505, 66507, 95010, 98177, 110845, 133014, 196354, 221690, 294531, 332535, 490885, 589062, 665070, 687239, 981770, 1374478, 1472655, 2061717, 2945310, 3436195, 4123434, 6872390, 10308585, 20617170]

約数ペア:

[(1, 20617170), (2, 10308585), (3, 6872390), (5, 4123434), (6, 3436195), (7, 2945310), (10, 2061717), (14, 1472655), (15, 1374478), (21, 981770), (30, 687239), (31, 665070), (35, 589062), (42, 490885), (62, 332535), (70, 294531), (93, 221690), (105, 196354), (155, 133014), (186, 110845), (210, 98177), (217, 95010), (310, 66507), (434, 47505), (465, 44338), (651, 31670), (930, 22169), (1085, 19002), (1302, 15835), (2170, 9501), (3167, 6510), (3255, 6334)]