40788780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39989}}^1$

素因数の和:40018

約数の個数: 48

約数和(自身を含む): 120929760

約数和(自身を除く): 80140980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 39989, 79978, 119967, 159956, 199945, 239934, 399890, 479868, 599835, 679813, 799780, 1199670, 1359626, 2039439, 2399340, 2719252, 3399065, 4078878, 6798130, 8157756, 10197195, 13596260, 20394390, 40788780]

約数ペア:

[(1, 40788780), (2, 20394390), (3, 13596260), (4, 10197195), (5, 8157756), (6, 6798130), (10, 4078878), (12, 3399065), (15, 2719252), (17, 2399340), (20, 2039439), (30, 1359626), (34, 1199670), (51, 799780), (60, 679813), (68, 599835), (85, 479868), (102, 399890), (170, 239934), (204, 199945), (255, 159956), (340, 119967), (510, 79978), (1020, 39989)]