18175040

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:304

約数の個数: 112

約数和(自身を含む): 49542192

約数和(自身を除く): 31367152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 257, 260, 272, 320, 340, 416, 442, 514, 520, 544, 680, 832, 884, 1028, 1040, 1088, 1105, 1285, 1360, 1768, 2056, 2080, 2210, 2570, 2720, 3341, 3536, 4112, 4160, 4369, 4420, 5140, 5440, 6682, 7072, 8224, 8738, 8840, 10280, 13364, 14144, 16448, 16705, 17476, 17680, 20560, 21845, 26728, 33410, 34952, 35360, 41120, 43690, 53456, 56797, 66820, 69904, 70720, 82240, 87380, 106912, 113594, 133640, 139808, 174760, 213824, 227188, 267280, 279616, 283985, 349520, 454376, 534560, 567970, 699040, 908752, 1069120, 1135940, 1398080, 1817504, 2271880, 3635008, 4543760, 9087520, 18175040]

約数ペア:

[(1, 18175040), (2, 9087520), (4, 4543760), (5, 3635008), (8, 2271880), (10, 1817504), (13, 1398080), (16, 1135940), (17, 1069120), (20, 908752), (26, 699040), (32, 567970), (34, 534560), (40, 454376), (52, 349520), (64, 283985), (65, 279616), (68, 267280), (80, 227188), (85, 213824), (104, 174760), (130, 139808), (136, 133640), (160, 113594), (170, 106912), (208, 87380), (221, 82240), (257, 70720), (260, 69904), (272, 66820), (320, 56797), (340, 53456), (416, 43690), (442, 41120), (514, 35360), (520, 34952), (544, 33410), (680, 26728), (832, 21845), (884, 20560), (1028, 17680), (1040, 17476), (1088, 16705), (1105, 16448), (1285, 14144), (1360, 13364), (1768, 10280), (2056, 8840), (2080, 8738), (2210, 8224), (2570, 7072), (2720, 6682), (3341, 5440), (3536, 5140), (4112, 4420), (4160, 4369)]