61593440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20261}}^1$

素因数の和:20295

約数の個数: 48

約数和(自身を含む): 153180720

約数和(自身を除く): 91587280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 20261, 40522, 81044, 101305, 162088, 202610, 324176, 384959, 405220, 648352, 769918, 810440, 1539836, 1620880, 1924795, 3079672, 3241760, 3849590, 6159344, 7699180, 12318688, 15398360, 30796720, 61593440]

約数ペア:

[(1, 61593440), (2, 30796720), (4, 15398360), (5, 12318688), (8, 7699180), (10, 6159344), (16, 3849590), (19, 3241760), (20, 3079672), (32, 1924795), (38, 1620880), (40, 1539836), (76, 810440), (80, 769918), (95, 648352), (152, 405220), (160, 384959), (190, 324176), (304, 202610), (380, 162088), (608, 101305), (760, 81044), (1520, 40522), (3040, 20261)]