1398889744

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{38669}}^1$

素因数の和:38720

約数の個数: 80

約数和(自身を含む): 3452457600

約数和(自身を除く): 2053567856

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 56, 68, 76, 112, 119, 133, 136, 152, 238, 266, 272, 304, 323, 476, 532, 646, 952, 1064, 1292, 1904, 2128, 2261, 2584, 4522, 5168, 9044, 18088, 36176, 38669, 77338, 154676, 270683, 309352, 541366, 618704, 657373, 734711, 1082732, 1314746, 1469422, 2165464, 2629492, 2938844, 4330928, 4601611, 5142977, 5258984, 5877688, 9203222, 10285954, 10517968, 11755376, 12490087, 18406444, 20571908, 24980174, 36812888, 41143816, 49960348, 73625776, 82287632, 87430609, 99920696, 174861218, 199841392, 349722436, 699444872, 1398889744]

約数ペア:

[(1, 1398889744), (2, 699444872), (4, 349722436), (7, 199841392), (8, 174861218), (14, 99920696), (16, 87430609), (17, 82287632), (19, 73625776), (28, 49960348), (34, 41143816), (38, 36812888), (56, 24980174), (68, 20571908), (76, 18406444), (112, 12490087), (119, 11755376), (133, 10517968), (136, 10285954), (152, 9203222), (238, 5877688), (266, 5258984), (272, 5142977), (304, 4601611), (323, 4330928), (476, 2938844), (532, 2629492), (646, 2165464), (952, 1469422), (1064, 1314746), (1292, 1082732), (1904, 734711), (2128, 657373), (2261, 618704), (2584, 541366), (4522, 309352), (5168, 270683), (9044, 154676), (18088, 77338), (36176, 38669)]