2123460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 6604416

約数和(自身を除く): 4480956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 251, 282, 423, 470, 502, 564, 705, 753, 846, 940, 1004, 1255, 1410, 1506, 1692, 2115, 2259, 2510, 2820, 3012, 3765, 4230, 4518, 5020, 7530, 8460, 9036, 11295, 11797, 15060, 22590, 23594, 35391, 45180, 47188, 58985, 70782, 106173, 117970, 141564, 176955, 212346, 235940, 353910, 424692, 530865, 707820, 1061730, 2123460]

約数ペア:

[(1, 2123460), (2, 1061730), (3, 707820), (4, 530865), (5, 424692), (6, 353910), (9, 235940), (10, 212346), (12, 176955), (15, 141564), (18, 117970), (20, 106173), (30, 70782), (36, 58985), (45, 47188), (47, 45180), (60, 35391), (90, 23594), (94, 22590), (141, 15060), (180, 11797), (188, 11295), (235, 9036), (251, 8460), (282, 7530), (423, 5020), (470, 4518), (502, 4230), (564, 3765), (705, 3012), (753, 2820), (846, 2510), (940, 2259), (1004, 2115), (1255, 1692), (1410, 1506)]