2080407440

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{3067}}^1$

素因数の和:3280

約数の個数: 80

約数和(自身を含む): 4953224640

約数和(自身を除く): 2872817200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 139, 244, 278, 305, 488, 556, 610, 695, 976, 1112, 1220, 1390, 2224, 2440, 2780, 3067, 4880, 5560, 6134, 8479, 11120, 12268, 15335, 16958, 24536, 30670, 33916, 42395, 49072, 61340, 67832, 84790, 122680, 135664, 169580, 187087, 245360, 339160, 374174, 426313, 678320, 748348, 852626, 935435, 1496696, 1705252, 1870870, 2131565, 2993392, 3410504, 3741740, 4263130, 6821008, 7483480, 8526260, 14966960, 17052520, 26005093, 34105040, 52010186, 104020372, 130025465, 208040744, 260050930, 416081488, 520101860, 1040203720, 2080407440]

約数ペア:

[(1, 2080407440), (2, 1040203720), (4, 520101860), (5, 416081488), (8, 260050930), (10, 208040744), (16, 130025465), (20, 104020372), (40, 52010186), (61, 34105040), (80, 26005093), (122, 17052520), (139, 14966960), (244, 8526260), (278, 7483480), (305, 6821008), (488, 4263130), (556, 3741740), (610, 3410504), (695, 2993392), (976, 2131565), (1112, 1870870), (1220, 1705252), (1390, 1496696), (2224, 935435), (2440, 852626), (2780, 748348), (3067, 678320), (4880, 426313), (5560, 374174), (6134, 339160), (8479, 245360), (11120, 187087), (12268, 169580), (15335, 135664), (16958, 122680), (24536, 84790), (30670, 67832), (33916, 61340), (42395, 49072)]