2018989060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{613}}^1\times {\mathrm{1361}}^1$

素因数の和:2005

約数の個数: 72

約数和(自身を含む): 4671393048

約数和(自身を除く): 2652403988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 613, 1210, 1226, 1361, 2420, 2452, 2722, 3065, 5444, 6130, 6743, 6805, 12260, 13486, 13610, 14971, 26972, 27220, 29942, 33715, 59884, 67430, 74173, 74855, 134860, 148346, 149710, 164681, 296692, 299420, 329362, 370865, 658724, 741730, 823405, 834293, 1483460, 1646810, 1668586, 3293620, 3337172, 4171465, 8342930, 9177223, 16685860, 18354446, 36708892, 45886115, 91772230, 100949453, 183544460, 201898906, 403797812, 504747265, 1009494530, 2018989060]

約数ペア:

[(1, 2018989060), (2, 1009494530), (4, 504747265), (5, 403797812), (10, 201898906), (11, 183544460), (20, 100949453), (22, 91772230), (44, 45886115), (55, 36708892), (110, 18354446), (121, 16685860), (220, 9177223), (242, 8342930), (484, 4171465), (605, 3337172), (613, 3293620), (1210, 1668586), (1226, 1646810), (1361, 1483460), (2420, 834293), (2452, 823405), (2722, 741730), (3065, 658724), (5444, 370865), (6130, 329362), (6743, 299420), (6805, 296692), (12260, 164681), (13486, 149710), (13610, 148346), (14971, 134860), (26972, 74855), (27220, 74173), (29942, 67430), (33715, 59884)]