453983720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{929}}^1$

素因数の和:1602

約数の個数: 64

約数和(自身を含む): 1078056000

約数和(自身を除く): 624072280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 643, 760, 929, 1286, 1858, 2572, 3215, 3716, 4645, 5144, 6430, 7432, 9290, 12217, 12860, 17651, 18580, 24434, 25720, 35302, 37160, 48868, 61085, 70604, 88255, 97736, 122170, 141208, 176510, 244340, 353020, 488680, 597347, 706040, 1194694, 2389388, 2986735, 4778776, 5973470, 11349593, 11946940, 22699186, 23893880, 45398372, 56747965, 90796744, 113495930, 226991860, 453983720]

約数ペア:

[(1, 453983720), (2, 226991860), (4, 113495930), (5, 90796744), (8, 56747965), (10, 45398372), (19, 23893880), (20, 22699186), (38, 11946940), (40, 11349593), (76, 5973470), (95, 4778776), (152, 2986735), (190, 2389388), (380, 1194694), (643, 706040), (760, 597347), (929, 488680), (1286, 353020), (1858, 244340), (2572, 176510), (3215, 141208), (3716, 122170), (4645, 97736), (5144, 88255), (6430, 70604), (7432, 61085), (9290, 48868), (12217, 37160), (12860, 35302), (17651, 25720), (18580, 24434)]