2005490068

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 3881816064

約数和(自身を除く): 1876325996

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 191, 289, 293, 382, 527, 578, 586, 764, 1054, 1156, 1172, 2108, 3247, 4981, 5921, 6494, 8959, 9083, 9962, 11842, 12988, 17918, 18166, 19924, 23684, 35836, 36332, 55199, 55963, 84677, 100657, 110398, 111926, 154411, 169354, 201314, 220796, 223852, 308822, 338708, 402628, 617644, 951371, 1711169, 1734853, 1902742, 2624987, 3422338, 3469706, 3805484, 5249974, 6844676, 6939412, 10499948, 16173307, 29492501, 32346614, 58985002, 64693228, 117970004, 501372517, 1002745034, 2005490068]

約数ペア:

[(1, 2005490068), (2, 1002745034), (4, 501372517), (17, 117970004), (31, 64693228), (34, 58985002), (62, 32346614), (68, 29492501), (124, 16173307), (191, 10499948), (289, 6939412), (293, 6844676), (382, 5249974), (527, 3805484), (578, 3469706), (586, 3422338), (764, 2624987), (1054, 1902742), (1156, 1734853), (1172, 1711169), (2108, 951371), (3247, 617644), (4981, 402628), (5921, 338708), (6494, 308822), (8959, 223852), (9083, 220796), (9962, 201314), (11842, 169354), (12988, 154411), (17918, 111926), (18166, 110398), (19924, 100657), (23684, 84677), (35836, 55963), (36332, 55199)]