20123658870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4166389}}^1$

素因数の和:4166429

約数の個数: 64

約数和(自身を含む): 57596175360

約数和(自身を除く): 37472516490

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 2415, 4830, 4166389, 8332778, 12499167, 20831945, 24998334, 29164723, 41663890, 58329446, 62495835, 87494169, 95826947, 124991670, 145823615, 174988338, 191653894, 287480841, 291647230, 437470845, 479134735, 574961682, 670788629, 874941690, 958269470, 1341577258, 1437404205, 2012365887, 2874808410, 3353943145, 4024731774, 6707886290, 10061829435, 20123658870]

約数ペア:

[(1, 20123658870), (2, 10061829435), (3, 6707886290), (5, 4024731774), (6, 3353943145), (7, 2874808410), (10, 2012365887), (14, 1437404205), (15, 1341577258), (21, 958269470), (23, 874941690), (30, 670788629), (35, 574961682), (42, 479134735), (46, 437470845), (69, 291647230), (70, 287480841), (105, 191653894), (115, 174988338), (138, 145823615), (161, 124991670), (210, 95826947), (230, 87494169), (322, 62495835), (345, 58329446), (483, 41663890), (690, 29164723), (805, 24998334), (966, 20831945), (1610, 12499167), (2415, 8332778), (4830, 4166389)]