1420577455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 1943580960

約数和(自身を除く): 523003505

約数列:

[1, 5, 11, 43, 55, 61, 215, 229, 305, 473, 671, 1145, 1849, 2365, 2519, 2623, 3355, 9245, 9847, 12595, 13115, 13969, 20339, 28853, 49235, 69845, 101695, 108317, 112789, 144265, 153659, 423421, 541585, 563945, 600667, 768295, 1240679, 2117105, 3003335, 4657631, 6203395, 6607337, 23288155, 25828681, 33036685, 129143405, 284115491, 1420577455]

約数ペア:

[(1, 1420577455), (5, 284115491), (11, 129143405), (43, 33036685), (55, 25828681), (61, 23288155), (215, 6607337), (229, 6203395), (305, 4657631), (473, 3003335), (671, 2117105), (1145, 1240679), (1849, 768295), (2365, 600667), (2519, 563945), (2623, 541585), (3355, 423421), (9245, 153659), (9847, 144265), (12595, 112789), (13115, 108317), (13969, 101695), (20339, 69845), (28853, 49235)]