7371220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 16329600

約数和(自身を除く): 8958380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 179, 284, 290, 355, 358, 580, 710, 716, 895, 1420, 1790, 2059, 3580, 4118, 5191, 8236, 10295, 10382, 12709, 20590, 20764, 25418, 25955, 41180, 50836, 51910, 63545, 103820, 127090, 254180, 368561, 737122, 1474244, 1842805, 3685610, 7371220]

約数ペア:

[(1, 7371220), (2, 3685610), (4, 1842805), (5, 1474244), (10, 737122), (20, 368561), (29, 254180), (58, 127090), (71, 103820), (116, 63545), (142, 51910), (145, 50836), (179, 41180), (284, 25955), (290, 25418), (355, 20764), (358, 20590), (580, 12709), (710, 10382), (716, 10295), (895, 8236), (1420, 5191), (1790, 4118), (2059, 3580)]