7139927440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2879003}}^1$

素因数の和:2879047

約数の個数: 40

約数和(自身を含む): 17135831808

約数和(自身を除く): 9995904368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 2879003, 5758006, 11516012, 14395015, 23032024, 28790030, 46064048, 57580060, 89249093, 115160120, 178498186, 230320240, 356996372, 446245465, 713992744, 892490930, 1427985488, 1784981860, 3569963720, 7139927440]

約数ペア:

[(1, 7139927440), (2, 3569963720), (4, 1784981860), (5, 1427985488), (8, 892490930), (10, 713992744), (16, 446245465), (20, 356996372), (31, 230320240), (40, 178498186), (62, 115160120), (80, 89249093), (124, 57580060), (155, 46064048), (248, 28790030), (310, 23032024), (496, 14395015), (620, 11516012), (1240, 5758006), (2480, 2879003)]