22813390

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 42184800

約数和(自身を除く): 19371410

約数列:

[1, 2, 5, 10, 61, 122, 149, 251, 298, 305, 502, 610, 745, 1255, 1490, 2510, 9089, 15311, 18178, 30622, 37399, 45445, 74798, 76555, 90890, 153110, 186995, 373990, 2281339, 4562678, 11406695, 22813390]

約数ペア:

[(1, 22813390), (2, 11406695), (5, 4562678), (10, 2281339), (61, 373990), (122, 186995), (149, 153110), (251, 90890), (298, 76555), (305, 74798), (502, 45445), (610, 37399), (745, 30622), (1255, 18178), (1490, 15311), (2510, 9089)]