1356370480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{919}}^1\times {\mathrm{971}}^1$

素因数の和:1922

約数の個数: 80

約数和(自身を含む): 3326572800

約数和(自身を除く): 1970202320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 919, 971, 1520, 1838, 1942, 3676, 3884, 4595, 4855, 7352, 7768, 9190, 9710, 14704, 15536, 17461, 18380, 18449, 19420, 34922, 36760, 36898, 38840, 69844, 73520, 73796, 77680, 87305, 92245, 139688, 147592, 174610, 184490, 279376, 295184, 349220, 368980, 698440, 737960, 892349, 1396880, 1475920, 1784698, 3569396, 4461745, 7138792, 8923490, 14277584, 16954631, 17846980, 33909262, 35693960, 67818524, 71387920, 84773155, 135637048, 169546310, 271274096, 339092620, 678185240, 1356370480]

約数ペア:

[(1, 1356370480), (2, 678185240), (4, 339092620), (5, 271274096), (8, 169546310), (10, 135637048), (16, 84773155), (19, 71387920), (20, 67818524), (38, 35693960), (40, 33909262), (76, 17846980), (80, 16954631), (95, 14277584), (152, 8923490), (190, 7138792), (304, 4461745), (380, 3569396), (760, 1784698), (919, 1475920), (971, 1396880), (1520, 892349), (1838, 737960), (1942, 698440), (3676, 368980), (3884, 349220), (4595, 295184), (4855, 279376), (7352, 184490), (7768, 174610), (9190, 147592), (9710, 139688), (14704, 92245), (15536, 87305), (17461, 77680), (18380, 73796), (18449, 73520), (19420, 69844), (34922, 38840), (36760, 36898)]