2003963440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{28051}}^1$

素因数の和:28130

約数の個数: 80

約数和(自身を含む): 5008965120

約数和(自身を除く): 3005001680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 940, 1520, 1786, 1880, 3572, 3760, 4465, 7144, 8930, 14288, 17860, 28051, 35720, 56102, 71440, 112204, 140255, 224408, 280510, 448816, 532969, 561020, 1065938, 1122040, 1318397, 2131876, 2244080, 2636794, 2664845, 4263752, 5273588, 5329690, 6591985, 8527504, 10547176, 10659380, 13183970, 21094352, 21318760, 25049543, 26367940, 42637520, 50099086, 52735880, 100198172, 105471760, 125247715, 200396344, 250495430, 400792688, 500990860, 1001981720, 2003963440]

約数ペア:

[(1, 2003963440), (2, 1001981720), (4, 500990860), (5, 400792688), (8, 250495430), (10, 200396344), (16, 125247715), (19, 105471760), (20, 100198172), (38, 52735880), (40, 50099086), (47, 42637520), (76, 26367940), (80, 25049543), (94, 21318760), (95, 21094352), (152, 13183970), (188, 10659380), (190, 10547176), (235, 8527504), (304, 6591985), (376, 5329690), (380, 5273588), (470, 4263752), (752, 2664845), (760, 2636794), (893, 2244080), (940, 2131876), (1520, 1318397), (1786, 1122040), (1880, 1065938), (3572, 561020), (3760, 532969), (4465, 448816), (7144, 280510), (8930, 224408), (14288, 140255), (17860, 112204), (28051, 71440), (35720, 56102)]