5191120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:388

約数の個数: 80

約数和(自身を含む): 13981248

約数和(自身を除く): 8790128

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 347, 374, 440, 680, 694, 748, 880, 935, 1360, 1388, 1496, 1735, 1870, 2776, 2992, 3470, 3740, 3817, 5552, 5899, 6940, 7480, 7634, 11798, 13880, 14960, 15268, 19085, 23596, 27760, 29495, 30536, 38170, 47192, 58990, 61072, 64889, 76340, 94384, 117980, 129778, 152680, 235960, 259556, 305360, 324445, 471920, 519112, 648890, 1038224, 1297780, 2595560, 5191120]

約数ペア:

[(1, 5191120), (2, 2595560), (4, 1297780), (5, 1038224), (8, 648890), (10, 519112), (11, 471920), (16, 324445), (17, 305360), (20, 259556), (22, 235960), (34, 152680), (40, 129778), (44, 117980), (55, 94384), (68, 76340), (80, 64889), (85, 61072), (88, 58990), (110, 47192), (136, 38170), (170, 30536), (176, 29495), (187, 27760), (220, 23596), (272, 19085), (340, 15268), (347, 14960), (374, 13880), (440, 11798), (680, 7634), (694, 7480), (748, 6940), (880, 5899), (935, 5552), (1360, 3817), (1388, 3740), (1496, 3470), (1735, 2992), (1870, 2776)]