201968290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 403833600

約数和(自身を除く): 201865310

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 113, 115, 190, 226, 230, 409, 437, 565, 818, 874, 1130, 2045, 2147, 2185, 2599, 4090, 4294, 4370, 5198, 7771, 9407, 10735, 12995, 15542, 18814, 21470, 25990, 38855, 46217, 47035, 49381, 77710, 92434, 94070, 98762, 178733, 231085, 246905, 357466, 462170, 493810, 878123, 893665, 1062991, 1756246, 1787330, 2125982, 4390615, 5314955, 8781230, 10629910, 20196829, 40393658, 100984145, 201968290]

約数ペア:

[(1, 201968290), (2, 100984145), (5, 40393658), (10, 20196829), (19, 10629910), (23, 8781230), (38, 5314955), (46, 4390615), (95, 2125982), (113, 1787330), (115, 1756246), (190, 1062991), (226, 893665), (230, 878123), (409, 493810), (437, 462170), (565, 357466), (818, 246905), (874, 231085), (1130, 178733), (2045, 98762), (2147, 94070), (2185, 92434), (2599, 77710), (4090, 49381), (4294, 47035), (4370, 46217), (5198, 38855), (7771, 25990), (9407, 21470), (10735, 18814), (12995, 15542)]