1953210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 5474304

約数和(自身を除く): 3521094

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 131, 142, 210, 213, 262, 355, 393, 426, 497, 655, 710, 786, 917, 994, 1065, 1310, 1491, 1834, 1965, 2130, 2485, 2751, 2982, 3930, 4585, 4970, 5502, 7455, 9170, 9301, 13755, 14910, 18602, 27510, 27903, 46505, 55806, 65107, 93010, 130214, 139515, 195321, 279030, 325535, 390642, 651070, 976605, 1953210]

約数ペア:

[(1, 1953210), (2, 976605), (3, 651070), (5, 390642), (6, 325535), (7, 279030), (10, 195321), (14, 139515), (15, 130214), (21, 93010), (30, 65107), (35, 55806), (42, 46505), (70, 27903), (71, 27510), (105, 18602), (131, 14910), (142, 13755), (210, 9301), (213, 9170), (262, 7455), (355, 5502), (393, 4970), (426, 4585), (497, 3930), (655, 2982), (710, 2751), (786, 2485), (917, 2130), (994, 1965), (1065, 1834), (1310, 1491)]