17621220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^2$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 51944256

約数和(自身を除く): 34323036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 113, 115, 138, 226, 230, 276, 339, 345, 452, 460, 565, 678, 690, 1130, 1356, 1380, 1695, 2260, 2599, 3390, 5198, 6780, 7797, 10396, 12769, 12995, 15594, 25538, 25990, 31188, 38307, 38985, 51076, 51980, 63845, 76614, 77970, 127690, 153228, 155940, 191535, 255380, 293687, 383070, 587374, 766140, 881061, 1174748, 1468435, 1762122, 2936870, 3524244, 4405305, 5873740, 8810610, 17621220]

約数ペア:

[(1, 17621220), (2, 8810610), (3, 5873740), (4, 4405305), (5, 3524244), (6, 2936870), (10, 1762122), (12, 1468435), (15, 1174748), (20, 881061), (23, 766140), (30, 587374), (46, 383070), (60, 293687), (69, 255380), (92, 191535), (113, 155940), (115, 153228), (138, 127690), (226, 77970), (230, 76614), (276, 63845), (339, 51980), (345, 51076), (452, 38985), (460, 38307), (565, 31188), (678, 25990), (690, 25538), (1130, 15594), (1356, 12995), (1380, 12769), (1695, 10396), (2260, 7797), (2599, 6780), (3390, 5198)]