10010780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 22884960

約数和(自身を除く): 12874180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 277, 278, 554, 556, 695, 1108, 1385, 1390, 1807, 2770, 2780, 3601, 3614, 5540, 7202, 7228, 9035, 14404, 18005, 18070, 36010, 36140, 38503, 72020, 77006, 154012, 192515, 385030, 500539, 770060, 1001078, 2002156, 2502695, 5005390, 10010780]

約数ペア:

[(1, 10010780), (2, 5005390), (4, 2502695), (5, 2002156), (10, 1001078), (13, 770060), (20, 500539), (26, 385030), (52, 192515), (65, 154012), (130, 77006), (139, 72020), (260, 38503), (277, 36140), (278, 36010), (554, 18070), (556, 18005), (695, 14404), (1108, 9035), (1385, 7228), (1390, 7202), (1807, 5540), (2770, 3614), (2780, 3601)]