2159319580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{426743}}^1$

素因数の和:426786

約数の個数: 48

約数和(自身を含む): 5161895424

約数和(自身を除く): 3002575844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 426743, 853486, 1706972, 2133715, 4267430, 4694173, 8534860, 9388346, 9815089, 18776692, 19630178, 23470865, 39260356, 46941730, 49075445, 93883460, 98150890, 107965979, 196301780, 215931958, 431863916, 539829895, 1079659790, 2159319580]

約数ペア:

[(1, 2159319580), (2, 1079659790), (4, 539829895), (5, 431863916), (10, 215931958), (11, 196301780), (20, 107965979), (22, 98150890), (23, 93883460), (44, 49075445), (46, 46941730), (55, 39260356), (92, 23470865), (110, 19630178), (115, 18776692), (220, 9815089), (230, 9388346), (253, 8534860), (460, 4694173), (506, 4267430), (1012, 2133715), (1265, 1706972), (2530, 853486), (5060, 426743)]