996844420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{348547}}^1$

素因数の和:348580

約数の個数: 48

約数和(自身を含む): 2459354688

約数和(自身を除く): 1462510268

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 348547, 697094, 1394188, 1742735, 3485470, 3834017, 4531111, 6970940, 7668034, 9062222, 15336068, 18124444, 19170085, 22655555, 38340170, 45311110, 49842221, 76680340, 90622220, 99684442, 199368884, 249211105, 498422210, 996844420]

約数ペア:

[(1, 996844420), (2, 498422210), (4, 249211105), (5, 199368884), (10, 99684442), (11, 90622220), (13, 76680340), (20, 49842221), (22, 45311110), (26, 38340170), (44, 22655555), (52, 19170085), (55, 18124444), (65, 15336068), (110, 9062222), (130, 7668034), (143, 6970940), (220, 4531111), (260, 3834017), (286, 3485470), (572, 1742735), (715, 1394188), (1430, 697094), (2860, 348547)]