2841380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 6468336

約数和(自身を除く): 3626956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 137, 170, 244, 274, 305, 340, 548, 610, 685, 1037, 1220, 1370, 2074, 2329, 2740, 4148, 4658, 5185, 8357, 9316, 10370, 11645, 16714, 20740, 23290, 33428, 41785, 46580, 83570, 142069, 167140, 284138, 568276, 710345, 1420690, 2841380]

約数ペア:

[(1, 2841380), (2, 1420690), (4, 710345), (5, 568276), (10, 284138), (17, 167140), (20, 142069), (34, 83570), (61, 46580), (68, 41785), (85, 33428), (122, 23290), (137, 20740), (170, 16714), (244, 11645), (274, 10370), (305, 9316), (340, 8357), (548, 5185), (610, 4658), (685, 4148), (1037, 2740), (1220, 2329), (1370, 2074)]