2015463740

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1\times {\mathrm{4001}}^1$

素因数の和:4382

約数の個数: 48

約数和(自身を含む): 4296227040

約数和(自身を除く): 2280763300

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 283, 356, 445, 566, 890, 1132, 1415, 1780, 2830, 4001, 5660, 8002, 16004, 20005, 25187, 40010, 50374, 80020, 100748, 125935, 251870, 356089, 503740, 712178, 1132283, 1424356, 1780445, 2264566, 3560890, 4529132, 5661415, 7121780, 11322830, 22645660, 100773187, 201546374, 403092748, 503865935, 1007731870, 2015463740]

約数ペア:

[(1, 2015463740), (2, 1007731870), (4, 503865935), (5, 403092748), (10, 201546374), (20, 100773187), (89, 22645660), (178, 11322830), (283, 7121780), (356, 5661415), (445, 4529132), (566, 3560890), (890, 2264566), (1132, 1780445), (1415, 1424356), (1780, 1132283), (2830, 712178), (4001, 503740), (5660, 356089), (8002, 251870), (16004, 125935), (20005, 100748), (25187, 80020), (40010, 50374)]