1143280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 2749824

約数和(自身を除く): 1606544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 461, 496, 620, 922, 1240, 1844, 2305, 2480, 3688, 4610, 7376, 9220, 14291, 18440, 28582, 36880, 57164, 71455, 114328, 142910, 228656, 285820, 571640, 1143280]

約数ペア:

[(1, 1143280), (2, 571640), (4, 285820), (5, 228656), (8, 142910), (10, 114328), (16, 71455), (20, 57164), (31, 36880), (40, 28582), (62, 18440), (80, 14291), (124, 9220), (155, 7376), (248, 4610), (310, 3688), (461, 2480), (496, 2305), (620, 1844), (922, 1240)]