1971464530

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{18541}}^1$

素因数の和:18600

約数の個数: 64

約数和(自身を含む): 4272076800

約数和(自身を除く): 2300612270

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 49, 62, 70, 98, 155, 217, 245, 310, 343, 434, 490, 686, 1085, 1519, 1715, 2170, 3038, 3430, 7595, 10633, 15190, 18541, 21266, 37082, 53165, 92705, 106330, 129787, 185410, 259574, 574771, 648935, 908509, 1149542, 1297870, 1817018, 2873855, 4023397, 4542545, 5747710, 6359563, 8046794, 9085090, 12719126, 20116985, 28163779, 31797815, 40233970, 56327558, 63595630, 140818895, 197146453, 281637790, 394292906, 985732265, 1971464530]

約数ペア:

[(1, 1971464530), (2, 985732265), (5, 394292906), (7, 281637790), (10, 197146453), (14, 140818895), (31, 63595630), (35, 56327558), (49, 40233970), (62, 31797815), (70, 28163779), (98, 20116985), (155, 12719126), (217, 9085090), (245, 8046794), (310, 6359563), (343, 5747710), (434, 4542545), (490, 4023397), (686, 2873855), (1085, 1817018), (1519, 1297870), (1715, 1149542), (2170, 908509), (3038, 648935), (3430, 574771), (7595, 259574), (10633, 185410), (15190, 129787), (18541, 106330), (21266, 92705), (37082, 53165)]