19834720

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2339}}^1$

素因数の和:2407

約数の個数: 48

約数和(自身を含む): 47764080

約数和(自身を除く): 27929360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 2339, 4240, 4678, 8480, 9356, 11695, 18712, 23390, 37424, 46780, 74848, 93560, 123967, 187120, 247934, 374240, 495868, 619835, 991736, 1239670, 1983472, 2479340, 3966944, 4958680, 9917360, 19834720]

約数ペア:

[(1, 19834720), (2, 9917360), (4, 4958680), (5, 3966944), (8, 2479340), (10, 1983472), (16, 1239670), (20, 991736), (32, 619835), (40, 495868), (53, 374240), (80, 247934), (106, 187120), (160, 123967), (212, 93560), (265, 74848), (424, 46780), (530, 37424), (848, 23390), (1060, 18712), (1696, 11695), (2120, 9356), (2339, 8480), (4240, 4678)]