31828060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{727}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 73382400

約数和(自身を除く): 41554340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 727, 796, 995, 1454, 1990, 2189, 2908, 3635, 3980, 4378, 7270, 7997, 8756, 10945, 14540, 15994, 21890, 31988, 39985, 43780, 79970, 144673, 159940, 289346, 578692, 723365, 1446730, 1591403, 2893460, 3182806, 6365612, 7957015, 15914030, 31828060]

約数ペア:

[(1, 31828060), (2, 15914030), (4, 7957015), (5, 6365612), (10, 3182806), (11, 2893460), (20, 1591403), (22, 1446730), (44, 723365), (55, 578692), (110, 289346), (199, 159940), (220, 144673), (398, 79970), (727, 43780), (796, 39985), (995, 31988), (1454, 21890), (1990, 15994), (2189, 14540), (2908, 10945), (3635, 8756), (3980, 7997), (4378, 7270)]