1640222004

素因数分解:

$2^2\times 3^1\times {\mathrm{211}}^1\times {\mathrm{659}}^1\times {\mathrm{983}}^1$

素因数の和:1860

約数の個数: 48

約数和(自身を含む): 3855075840

約数和(自身を除く): 2214853836

約数列:

[1, 2, 3, 4, 6, 12, 211, 422, 633, 659, 844, 983, 1266, 1318, 1966, 1977, 2532, 2636, 2949, 3932, 3954, 5898, 7908, 11796, 139049, 207413, 278098, 414826, 417147, 556196, 622239, 647797, 829652, 834294, 1244478, 1295594, 1668588, 1943391, 2488956, 2591188, 3886782, 7773564, 136685167, 273370334, 410055501, 546740668, 820111002, 1640222004]

約数ペア:

[(1, 1640222004), (2, 820111002), (3, 546740668), (4, 410055501), (6, 273370334), (12, 136685167), (211, 7773564), (422, 3886782), (633, 2591188), (659, 2488956), (844, 1943391), (983, 1668588), (1266, 1295594), (1318, 1244478), (1966, 834294), (1977, 829652), (2532, 647797), (2636, 622239), (2949, 556196), (3932, 417147), (3954, 414826), (5898, 278098), (7908, 207413), (11796, 139049)]