2016540080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{813121}}^1$

素因数の和:813165

約数の個数: 40

約数和(自身を含む): 4839702144

約数和(自身を除く): 2823162064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 813121, 1626242, 3252484, 4065605, 6504968, 8131210, 13009936, 16262420, 25206751, 32524840, 50413502, 65049680, 100827004, 126033755, 201654008, 252067510, 403308016, 504135020, 1008270040, 2016540080]

約数ペア:

[(1, 2016540080), (2, 1008270040), (4, 504135020), (5, 403308016), (8, 252067510), (10, 201654008), (16, 126033755), (20, 100827004), (31, 65049680), (40, 50413502), (62, 32524840), (80, 25206751), (124, 16262420), (155, 13009936), (248, 8131210), (310, 6504968), (496, 4065605), (620, 3252484), (1240, 1626242), (2480, 813121)]