47054840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1031}}^1$

素因数の和:1212

約数の個数: 64

約数和(自身を含む): 121858560

約数和(自身を除く): 74803720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1031, 1141, 1304, 1630, 2062, 2282, 3260, 4124, 4564, 5155, 5705, 6520, 7217, 8248, 9128, 10310, 11410, 14434, 20620, 22820, 28868, 36085, 41240, 45640, 57736, 72170, 144340, 168053, 288680, 336106, 672212, 840265, 1176371, 1344424, 1680530, 2352742, 3361060, 4705484, 5881855, 6722120, 9410968, 11763710, 23527420, 47054840]

約数ペア:

[(1, 47054840), (2, 23527420), (4, 11763710), (5, 9410968), (7, 6722120), (8, 5881855), (10, 4705484), (14, 3361060), (20, 2352742), (28, 1680530), (35, 1344424), (40, 1176371), (56, 840265), (70, 672212), (140, 336106), (163, 288680), (280, 168053), (326, 144340), (652, 72170), (815, 57736), (1031, 45640), (1141, 41240), (1304, 36085), (1630, 28868), (2062, 22820), (2282, 20620), (3260, 14434), (4124, 11410), (4564, 10310), (5155, 9128), (5705, 8248), (6520, 7217)]