1320238868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{2591}}^1$

素因数の和:2888

約数の個数: 48

約数和(自身を含む): 2560481280

約数和(自身を除く): 1240242412

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 239, 478, 533, 956, 1066, 2132, 2591, 3107, 5182, 6214, 9799, 10364, 12428, 19598, 33683, 39196, 67366, 106231, 127387, 134732, 212462, 254774, 424924, 509548, 619249, 1238498, 1381003, 2476996, 2762006, 5524012, 8050237, 16100474, 25389209, 32200948, 50778418, 101556836, 330059717, 660119434, 1320238868]

約数ペア:

[(1, 1320238868), (2, 660119434), (4, 330059717), (13, 101556836), (26, 50778418), (41, 32200948), (52, 25389209), (82, 16100474), (164, 8050237), (239, 5524012), (478, 2762006), (533, 2476996), (956, 1381003), (1066, 1238498), (2132, 619249), (2591, 509548), (3107, 424924), (5182, 254774), (6214, 212462), (9799, 134732), (10364, 127387), (12428, 106231), (19598, 67366), (33683, 39196)]