1224340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 2942352

約数和(自身を除く): 1718012

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 277, 340, 442, 554, 884, 1105, 1108, 1385, 2210, 2770, 3601, 4420, 4709, 5540, 7202, 9418, 14404, 18005, 18836, 23545, 36010, 47090, 61217, 72020, 94180, 122434, 244868, 306085, 612170, 1224340]

約数ペア:

[(1, 1224340), (2, 612170), (4, 306085), (5, 244868), (10, 122434), (13, 94180), (17, 72020), (20, 61217), (26, 47090), (34, 36010), (52, 23545), (65, 18836), (68, 18005), (85, 14404), (130, 9418), (170, 7202), (221, 5540), (260, 4709), (277, 4420), (340, 3601), (442, 2770), (554, 2210), (884, 1385), (1105, 1108)]