2100078780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{165883}}^1$

素因数の和:166106

約数の個数: 48

約数和(自身を含む): 5908124544

約数和(自身を除く): 3808045764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 211, 422, 633, 844, 1055, 1266, 2110, 2532, 3165, 4220, 6330, 12660, 165883, 331766, 497649, 663532, 829415, 995298, 1658830, 1990596, 2488245, 3317660, 4976490, 9952980, 35001313, 70002626, 105003939, 140005252, 175006565, 210007878, 350013130, 420015756, 525019695, 700026260, 1050039390, 2100078780]

約数ペア:

[(1, 2100078780), (2, 1050039390), (3, 700026260), (4, 525019695), (5, 420015756), (6, 350013130), (10, 210007878), (12, 175006565), (15, 140005252), (20, 105003939), (30, 70002626), (60, 35001313), (211, 9952980), (422, 4976490), (633, 3317660), (844, 2488245), (1055, 1990596), (1266, 1658830), (2110, 995298), (2532, 829415), (3165, 663532), (4220, 497649), (6330, 331766), (12660, 165883)]