20020748820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2477}}^1\times {\mathrm{5857}}^1$

素因数の和:8369

約数の個数: 96

約数和(自身を含む): 58529011968

約数和(自身を除く): 38508263148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 2477, 4954, 5857, 7431, 9908, 11714, 12385, 14862, 17571, 23428, 24770, 29285, 29724, 35142, 37155, 49540, 56971, 58570, 70284, 74310, 87855, 113942, 117140, 134711, 148620, 170913, 175710, 227884, 269422, 284855, 341826, 351420, 404133, 538844, 569710, 673555, 683652, 808266, 854565, 1139420, 1347110, 1616532, 1709130, 2020665, 2694220, 3418260, 4041330, 8082660, 14507789, 29015578, 43523367, 58031156, 72538945, 87046734, 145077890, 174093468, 217616835, 290155780, 333679147, 435233670, 667358294, 870467340, 1001037441, 1334716588, 1668395735, 2002074882, 3336791470, 4004149764, 5005187205, 6673582940, 10010374410, 20020748820]

約数ペア:

[(1, 20020748820), (2, 10010374410), (3, 6673582940), (4, 5005187205), (5, 4004149764), (6, 3336791470), (10, 2002074882), (12, 1668395735), (15, 1334716588), (20, 1001037441), (23, 870467340), (30, 667358294), (46, 435233670), (60, 333679147), (69, 290155780), (92, 217616835), (115, 174093468), (138, 145077890), (230, 87046734), (276, 72538945), (345, 58031156), (460, 43523367), (690, 29015578), (1380, 14507789), (2477, 8082660), (4954, 4041330), (5857, 3418260), (7431, 2694220), (9908, 2020665), (11714, 1709130), (12385, 1616532), (14862, 1347110), (17571, 1139420), (23428, 854565), (24770, 808266), (29285, 683652), (29724, 673555), (35142, 569710), (37155, 538844), (49540, 404133), (56971, 351420), (58570, 341826), (70284, 284855), (74310, 269422), (87855, 227884), (113942, 175710), (117140, 170913), (134711, 148620)]