9123320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5563}}^1$

素因数の和:5615

約数の個数: 32

約数和(自身を含む): 21031920

約数和(自身を除く): 11908600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5563, 11126, 22252, 27815, 44504, 55630, 111260, 222520, 228083, 456166, 912332, 1140415, 1824664, 2280830, 4561660, 9123320]

約数ペア:

[(1, 9123320), (2, 4561660), (4, 2280830), (5, 1824664), (8, 1140415), (10, 912332), (20, 456166), (40, 228083), (41, 222520), (82, 111260), (164, 55630), (205, 44504), (328, 27815), (410, 22252), (820, 11126), (1640, 5563)]