4422820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 9959040

約数和(自身を除く): 5536220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 113, 190, 206, 226, 380, 412, 452, 515, 565, 1030, 1130, 1957, 2060, 2147, 2260, 3914, 4294, 7828, 8588, 9785, 10735, 11639, 19570, 21470, 23278, 39140, 42940, 46556, 58195, 116390, 221141, 232780, 442282, 884564, 1105705, 2211410, 4422820]

約数ペア:

[(1, 4422820), (2, 2211410), (4, 1105705), (5, 884564), (10, 442282), (19, 232780), (20, 221141), (38, 116390), (76, 58195), (95, 46556), (103, 42940), (113, 39140), (190, 23278), (206, 21470), (226, 19570), (380, 11639), (412, 10735), (452, 9785), (515, 8588), (565, 7828), (1030, 4294), (1130, 3914), (1957, 2260), (2060, 2147)]