201707740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{2161}}^1$

素因数の和:2542

約数の個数: 48

約数和(自身を含む): 457652160

約数和(自身を除く): 255944420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 359, 718, 1436, 1795, 2161, 3590, 4322, 4667, 7180, 8644, 9334, 10805, 18668, 21610, 23335, 28093, 43220, 46670, 56186, 93340, 112372, 140465, 280930, 561860, 775799, 1551598, 3103196, 3878995, 7757990, 10085387, 15515980, 20170774, 40341548, 50426935, 100853870, 201707740]

約数ペア:

[(1, 201707740), (2, 100853870), (4, 50426935), (5, 40341548), (10, 20170774), (13, 15515980), (20, 10085387), (26, 7757990), (52, 3878995), (65, 3103196), (130, 1551598), (260, 775799), (359, 561860), (718, 280930), (1436, 140465), (1795, 112372), (2161, 93340), (3590, 56186), (4322, 46670), (4667, 43220), (7180, 28093), (8644, 23335), (9334, 21610), (10805, 18668)]