7425390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1897

約数の個数: 64

約数和(自身を含む): 21450240

約数和(自身を除く): 14024850

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1861, 1995, 3722, 3990, 5583, 9305, 11166, 13027, 18610, 26054, 27915, 35359, 39081, 55830, 65135, 70718, 78162, 106077, 130270, 176795, 195405, 212154, 247513, 353590, 390810, 495026, 530385, 742539, 1060770, 1237565, 1485078, 2475130, 3712695, 7425390]

約数ペア:

[(1, 7425390), (2, 3712695), (3, 2475130), (5, 1485078), (6, 1237565), (7, 1060770), (10, 742539), (14, 530385), (15, 495026), (19, 390810), (21, 353590), (30, 247513), (35, 212154), (38, 195405), (42, 176795), (57, 130270), (70, 106077), (95, 78162), (105, 70718), (114, 65135), (133, 55830), (190, 39081), (210, 35359), (266, 27915), (285, 26054), (399, 18610), (570, 13027), (665, 11166), (798, 9305), (1330, 5583), (1861, 3990), (1995, 3722)]