40517156780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{663563}}^1$

素因数の和:663686

約数の個数: 48

約数和(自身を含む): 88291171584

約数和(自身を除く): 47774014804

約数列:

[1, 2, 4, 5, 10, 20, 43, 71, 86, 142, 172, 215, 284, 355, 430, 710, 860, 1420, 3053, 6106, 12212, 15265, 30530, 61060, 663563, 1327126, 2654252, 3317815, 6635630, 13271260, 28533209, 47112973, 57066418, 94225946, 114132836, 142666045, 188451892, 235564865, 285332090, 471129730, 570664180, 942259460, 2025857839, 4051715678, 8103431356, 10129289195, 20258578390, 40517156780]

約数ペア:

[(1, 40517156780), (2, 20258578390), (4, 10129289195), (5, 8103431356), (10, 4051715678), (20, 2025857839), (43, 942259460), (71, 570664180), (86, 471129730), (142, 285332090), (172, 235564865), (215, 188451892), (284, 142666045), (355, 114132836), (430, 94225946), (710, 57066418), (860, 47112973), (1420, 28533209), (3053, 13271260), (6106, 6635630), (12212, 3317815), (15265, 2654252), (30530, 1327126), (61060, 663563)]