22640260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3917}}^1$

素因数の和:3960

約数の個数: 36

約数和(自身を含む): 50518692

約数和(自身を除く): 27878432

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 3917, 5780, 7834, 15668, 19585, 39170, 66589, 78340, 133178, 266356, 332945, 665890, 1132013, 1331780, 2264026, 4528052, 5660065, 11320130, 22640260]

約数ペア:

[(1, 22640260), (2, 11320130), (4, 5660065), (5, 4528052), (10, 2264026), (17, 1331780), (20, 1132013), (34, 665890), (68, 332945), (85, 266356), (170, 133178), (289, 78340), (340, 66589), (578, 39170), (1156, 19585), (1445, 15668), (2890, 7834), (3917, 5780)]