190283720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{25439}}^1$

素因数の和:25478

約数の個数: 64

約数和(自身を含む): 494553600

約数和(自身を除く): 304269880

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 25439, 50878, 101756, 127195, 203512, 254390, 279829, 432463, 508780, 559658, 864926, 1017560, 1119316, 1399145, 1729852, 2162315, 2238632, 2798290, 3459704, 4324630, 4757093, 5596580, 8649260, 9514186, 11193160, 17298520, 19028372, 23785465, 38056744, 47570930, 95141860, 190283720]

約数ペア:

[(1, 190283720), (2, 95141860), (4, 47570930), (5, 38056744), (8, 23785465), (10, 19028372), (11, 17298520), (17, 11193160), (20, 9514186), (22, 8649260), (34, 5596580), (40, 4757093), (44, 4324630), (55, 3459704), (68, 2798290), (85, 2238632), (88, 2162315), (110, 1729852), (136, 1399145), (170, 1119316), (187, 1017560), (220, 864926), (340, 559658), (374, 508780), (440, 432463), (680, 279829), (748, 254390), (935, 203512), (1496, 127195), (1870, 101756), (3740, 50878), (7480, 25439)]