275252720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{110989}}^1$

素因数の和:111033

約数の個数: 40

約数和(自身を含む): 660612480

約数和(自身を除く): 385359760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 110989, 221978, 443956, 554945, 887912, 1109890, 1775824, 2219780, 3440659, 4439560, 6881318, 8879120, 13762636, 17203295, 27525272, 34406590, 55050544, 68813180, 137626360, 275252720]

約数ペア:

[(1, 275252720), (2, 137626360), (4, 68813180), (5, 55050544), (8, 34406590), (10, 27525272), (16, 17203295), (20, 13762636), (31, 8879120), (40, 6881318), (62, 4439560), (80, 3440659), (124, 2219780), (155, 1775824), (248, 1109890), (310, 887912), (496, 554945), (620, 443956), (1240, 221978), (2480, 110989)]