11254340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 25401600

約数和(自身を除く): 14147260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 419, 790, 838, 1343, 1580, 1676, 2095, 2686, 4190, 5372, 6715, 7123, 8380, 13430, 14246, 26860, 28492, 33101, 35615, 66202, 71230, 132404, 142460, 165505, 331010, 562717, 662020, 1125434, 2250868, 2813585, 5627170, 11254340]

約数ペア:

[(1, 11254340), (2, 5627170), (4, 2813585), (5, 2250868), (10, 1125434), (17, 662020), (20, 562717), (34, 331010), (68, 165505), (79, 142460), (85, 132404), (158, 71230), (170, 66202), (316, 35615), (340, 33101), (395, 28492), (419, 26860), (790, 14246), (838, 13430), (1343, 8380), (1580, 7123), (1676, 6715), (2095, 5372), (2686, 4190)]