439553660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241513}}^1$

素因数の和:241542

約数の個数: 48

約数和(自身を含む): 1136081856

約数和(自身を除く): 696528196

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 241513, 483026, 966052, 1207565, 1690591, 2415130, 3139669, 3381182, 4830260, 6279338, 6762364, 8452955, 12558676, 15698345, 16905910, 21977683, 31396690, 33811820, 43955366, 62793380, 87910732, 109888415, 219776830, 439553660]

約数ペア:

[(1, 439553660), (2, 219776830), (4, 109888415), (5, 87910732), (7, 62793380), (10, 43955366), (13, 33811820), (14, 31396690), (20, 21977683), (26, 16905910), (28, 15698345), (35, 12558676), (52, 8452955), (65, 6762364), (70, 6279338), (91, 4830260), (130, 3381182), (140, 3139669), (182, 2415130), (260, 1690591), (364, 1207565), (455, 966052), (910, 483026), (1820, 241513)]