28496080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{911}}^1$

素因数の和:964

約数の個数: 80

約数和(自身を含む): 73281024

約数和(自身を除く): 44784944

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 911, 920, 1360, 1564, 1822, 1840, 1955, 3128, 3644, 3910, 4555, 6256, 7288, 7820, 9110, 14576, 15487, 15640, 18220, 20953, 30974, 31280, 36440, 41906, 61948, 72880, 77435, 83812, 104765, 123896, 154870, 167624, 209530, 247792, 309740, 335248, 356201, 419060, 619480, 712402, 838120, 1238960, 1424804, 1676240, 1781005, 2849608, 3562010, 5699216, 7124020, 14248040, 28496080]

約数ペア:

[(1, 28496080), (2, 14248040), (4, 7124020), (5, 5699216), (8, 3562010), (10, 2849608), (16, 1781005), (17, 1676240), (20, 1424804), (23, 1238960), (34, 838120), (40, 712402), (46, 619480), (68, 419060), (80, 356201), (85, 335248), (92, 309740), (115, 247792), (136, 209530), (170, 167624), (184, 154870), (230, 123896), (272, 104765), (340, 83812), (368, 77435), (391, 72880), (460, 61948), (680, 41906), (782, 36440), (911, 31280), (920, 30974), (1360, 20953), (1564, 18220), (1822, 15640), (1840, 15487), (1955, 14576), (3128, 9110), (3644, 7820), (3910, 7288), (4555, 6256)]