22249980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1741}}^1$

素因数の和:1827

約数の個数: 72

約数和(自身を含む): 68481504

約数和(自身を除く): 46231524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 1741, 2130, 2556, 3195, 3482, 4260, 5223, 6390, 6964, 8705, 10446, 12780, 15669, 17410, 20892, 26115, 31338, 34820, 52230, 62676, 78345, 104460, 123611, 156690, 247222, 313380, 370833, 494444, 618055, 741666, 1112499, 1236110, 1483332, 1854165, 2224998, 2472220, 3708330, 4449996, 5562495, 7416660, 11124990, 22249980]

約数ペア:

[(1, 22249980), (2, 11124990), (3, 7416660), (4, 5562495), (5, 4449996), (6, 3708330), (9, 2472220), (10, 2224998), (12, 1854165), (15, 1483332), (18, 1236110), (20, 1112499), (30, 741666), (36, 618055), (45, 494444), (60, 370833), (71, 313380), (90, 247222), (142, 156690), (180, 123611), (213, 104460), (284, 78345), (355, 62676), (426, 52230), (639, 34820), (710, 31338), (852, 26115), (1065, 20892), (1278, 17410), (1420, 15669), (1741, 12780), (2130, 10446), (2556, 8705), (3195, 6964), (3482, 6390), (4260, 5223)]