20580455070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{393583}}^1$

素因数の和:393686

約数の個数: 96

約数和(自身を含む): 61890296832

約数和(自身を除く): 41309841762

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 83, 90, 105, 126, 166, 210, 249, 315, 415, 498, 581, 630, 747, 830, 1162, 1245, 1494, 1743, 2490, 2905, 3486, 3735, 5229, 5810, 7470, 8715, 10458, 17430, 26145, 52290, 393583, 787166, 1180749, 1967915, 2361498, 2755081, 3542247, 3935830, 5510162, 5903745, 7084494, 8265243, 11807490, 13775405, 16530486, 17711235, 24795729, 27550810, 32667389, 35422470, 41326215, 49591458, 65334778, 82652430, 98002167, 123978645, 163336945, 196004334, 228671723, 247957290, 294006501, 326673890, 457343446, 490010835, 588013002, 686015169, 980021670, 1143358615, 1372030338, 1470032505, 2058045507, 2286717230, 2940065010, 3430075845, 4116091014, 6860151690, 10290227535, 20580455070]

約数ペア:

[(1, 20580455070), (2, 10290227535), (3, 6860151690), (5, 4116091014), (6, 3430075845), (7, 2940065010), (9, 2286717230), (10, 2058045507), (14, 1470032505), (15, 1372030338), (18, 1143358615), (21, 980021670), (30, 686015169), (35, 588013002), (42, 490010835), (45, 457343446), (63, 326673890), (70, 294006501), (83, 247957290), (90, 228671723), (105, 196004334), (126, 163336945), (166, 123978645), (210, 98002167), (249, 82652430), (315, 65334778), (415, 49591458), (498, 41326215), (581, 35422470), (630, 32667389), (747, 27550810), (830, 24795729), (1162, 17711235), (1245, 16530486), (1494, 13775405), (1743, 11807490), (2490, 8265243), (2905, 7084494), (3486, 5903745), (3735, 5510162), (5229, 3935830), (5810, 3542247), (7470, 2755081), (8715, 2361498), (10458, 1967915), (17430, 1180749), (26145, 787166), (52290, 393583)]