9949420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2251}}^1$

素因数の和:2290

約数の個数: 48

約数和(自身を含む): 23835168

約数和(自身を除く): 13885748

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 2251, 4420, 4502, 9004, 11255, 22510, 29263, 38267, 45020, 58526, 76534, 117052, 146315, 153068, 191335, 292630, 382670, 497471, 585260, 765340, 994942, 1989884, 2487355, 4974710, 9949420]

約数ペア:

[(1, 9949420), (2, 4974710), (4, 2487355), (5, 1989884), (10, 994942), (13, 765340), (17, 585260), (20, 497471), (26, 382670), (34, 292630), (52, 191335), (65, 153068), (68, 146315), (85, 117052), (130, 76534), (170, 58526), (221, 45020), (260, 38267), (340, 29263), (442, 22510), (884, 11255), (1105, 9004), (2210, 4502), (2251, 4420)]