2020158840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{6553}}^1$

素因数の和:6941

約数の個数: 128

約数和(自身を含む): 6946191360

約数和(自身を除く): 4926032520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 367, 420, 734, 840, 1101, 1468, 1835, 2202, 2569, 2936, 3670, 4404, 5138, 5505, 6553, 7340, 7707, 8808, 10276, 11010, 12845, 13106, 14680, 15414, 19659, 20552, 22020, 25690, 26212, 30828, 32765, 38535, 39318, 44040, 45871, 51380, 52424, 61656, 65530, 77070, 78636, 91742, 98295, 102760, 131060, 137613, 154140, 157272, 183484, 196590, 229355, 262120, 275226, 308280, 366968, 393180, 458710, 550452, 688065, 786360, 917420, 1100904, 1376130, 1834840, 2404951, 2752260, 4809902, 5504520, 7214853, 9619804, 12024755, 14429706, 16834657, 19239608, 24049510, 28859412, 33669314, 36074265, 48099020, 50503971, 57718824, 67338628, 72148530, 84173285, 96198040, 101007942, 134677256, 144297060, 168346570, 202015884, 252519855, 288594120, 336693140, 404031768, 505039710, 673386280, 1010079420, 2020158840]

約数ペア:

[(1, 2020158840), (2, 1010079420), (3, 673386280), (4, 505039710), (5, 404031768), (6, 336693140), (7, 288594120), (8, 252519855), (10, 202015884), (12, 168346570), (14, 144297060), (15, 134677256), (20, 101007942), (21, 96198040), (24, 84173285), (28, 72148530), (30, 67338628), (35, 57718824), (40, 50503971), (42, 48099020), (56, 36074265), (60, 33669314), (70, 28859412), (84, 24049510), (105, 19239608), (120, 16834657), (140, 14429706), (168, 12024755), (210, 9619804), (280, 7214853), (367, 5504520), (420, 4809902), (734, 2752260), (840, 2404951), (1101, 1834840), (1468, 1376130), (1835, 1100904), (2202, 917420), (2569, 786360), (2936, 688065), (3670, 550452), (4404, 458710), (5138, 393180), (5505, 366968), (6553, 308280), (7340, 275226), (7707, 262120), (8808, 229355), (10276, 196590), (11010, 183484), (12845, 157272), (13106, 154140), (14680, 137613), (15414, 131060), (19659, 102760), (20552, 98295), (22020, 91742), (25690, 78636), (26212, 77070), (30828, 65530), (32765, 61656), (38535, 52424), (39318, 51380), (44040, 45871)]