42786620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2063}}^1$

素因数の和:2150

約数の個数: 48

約数和(自身を含む): 96743808

約数和(自身を除く): 53957188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 2063, 2074, 4126, 4148, 5185, 8252, 10315, 10370, 20630, 20740, 35071, 41260, 70142, 125843, 140284, 175355, 251686, 350710, 503372, 629215, 701420, 1258430, 2139331, 2516860, 4278662, 8557324, 10696655, 21393310, 42786620]

約数ペア:

[(1, 42786620), (2, 21393310), (4, 10696655), (5, 8557324), (10, 4278662), (17, 2516860), (20, 2139331), (34, 1258430), (61, 701420), (68, 629215), (85, 503372), (122, 350710), (170, 251686), (244, 175355), (305, 140284), (340, 125843), (610, 70142), (1037, 41260), (1220, 35071), (2063, 20740), (2074, 20630), (4126, 10370), (4148, 10315), (5185, 8252)]