1097372720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{442489}}^1$

素因数の和:442533

約数の個数: 40

約数和(自身を含む): 2633700480

約数和(自身を除く): 1536327760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 442489, 884978, 1769956, 2212445, 3539912, 4424890, 7079824, 8849780, 13717159, 17699560, 27434318, 35399120, 54868636, 68585795, 109737272, 137171590, 219474544, 274343180, 548686360, 1097372720]

約数ペア:

[(1, 1097372720), (2, 548686360), (4, 274343180), (5, 219474544), (8, 137171590), (10, 109737272), (16, 68585795), (20, 54868636), (31, 35399120), (40, 27434318), (62, 17699560), (80, 13717159), (124, 8849780), (155, 7079824), (248, 4424890), (310, 3539912), (496, 2212445), (620, 1769956), (1240, 884978), (2480, 442489)]