2121540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1892

約数の個数: 48

約数和(自身を含む): 6256320

約数和(自身を除く): 4134780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 1861, 3722, 5583, 7444, 9305, 11166, 18610, 22332, 27915, 35359, 37220, 55830, 70718, 106077, 111660, 141436, 176795, 212154, 353590, 424308, 530385, 707180, 1060770, 2121540]

約数ペア:

[(1, 2121540), (2, 1060770), (3, 707180), (4, 530385), (5, 424308), (6, 353590), (10, 212154), (12, 176795), (15, 141436), (19, 111660), (20, 106077), (30, 70718), (38, 55830), (57, 37220), (60, 35359), (76, 27915), (95, 22332), (114, 18610), (190, 11166), (228, 9305), (285, 7444), (380, 5583), (570, 3722), (1140, 1861)]