2007341720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{20849}}^1$

素因数の和:20972

約数の個数: 64

約数和(自身を含む): 4728780000

約数和(自身を除く): 2721438280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 83, 116, 145, 166, 232, 290, 332, 415, 580, 664, 830, 1160, 1660, 2407, 3320, 4814, 9628, 12035, 19256, 20849, 24070, 41698, 48140, 83396, 96280, 104245, 166792, 208490, 416980, 604621, 833960, 1209242, 1730467, 2418484, 3023105, 3460934, 4836968, 6046210, 6921868, 8652335, 12092420, 13843736, 17304670, 24184840, 34609340, 50183543, 69218680, 100367086, 200734172, 250917715, 401468344, 501835430, 1003670860, 2007341720]

約数ペア:

[(1, 2007341720), (2, 1003670860), (4, 501835430), (5, 401468344), (8, 250917715), (10, 200734172), (20, 100367086), (29, 69218680), (40, 50183543), (58, 34609340), (83, 24184840), (116, 17304670), (145, 13843736), (166, 12092420), (232, 8652335), (290, 6921868), (332, 6046210), (415, 4836968), (580, 3460934), (664, 3023105), (830, 2418484), (1160, 1730467), (1660, 1209242), (2407, 833960), (3320, 604621), (4814, 416980), (9628, 208490), (12035, 166792), (19256, 104245), (20849, 96280), (24070, 83396), (41698, 48140)]