285164920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{10141}}^1$

素因数の和:10208

約数の個数: 64

約数和(自身を含む): 693712800

約数和(自身を除く): 408547880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 5624, 7030, 10141, 14060, 20282, 28120, 40564, 50705, 81128, 101410, 192679, 202820, 375217, 385358, 405640, 750434, 770716, 963395, 1500868, 1541432, 1876085, 1926790, 3001736, 3752170, 3853580, 7129123, 7504340, 7707160, 14258246, 15008680, 28516492, 35645615, 57032984, 71291230, 142582460, 285164920]

約数ペア:

[(1, 285164920), (2, 142582460), (4, 71291230), (5, 57032984), (8, 35645615), (10, 28516492), (19, 15008680), (20, 14258246), (37, 7707160), (38, 7504340), (40, 7129123), (74, 3853580), (76, 3752170), (95, 3001736), (148, 1926790), (152, 1876085), (185, 1541432), (190, 1500868), (296, 963395), (370, 770716), (380, 750434), (703, 405640), (740, 385358), (760, 375217), (1406, 202820), (1480, 192679), (2812, 101410), (3515, 81128), (5624, 50705), (7030, 40564), (10141, 28120), (14060, 20282)]