26170220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1129}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 58850400

約数和(自身を除く): 32680180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1129, 1159, 1220, 2258, 2318, 4516, 4636, 5645, 5795, 11290, 11590, 21451, 22580, 23180, 42902, 68869, 85804, 107255, 137738, 214510, 275476, 344345, 429020, 688690, 1308511, 1377380, 2617022, 5234044, 6542555, 13085110, 26170220]

約数ペア:

[(1, 26170220), (2, 13085110), (4, 6542555), (5, 5234044), (10, 2617022), (19, 1377380), (20, 1308511), (38, 688690), (61, 429020), (76, 344345), (95, 275476), (122, 214510), (190, 137738), (244, 107255), (305, 85804), (380, 68869), (610, 42902), (1129, 23180), (1159, 22580), (1220, 21451), (2258, 11590), (2318, 11290), (4516, 5795), (4636, 5645)]