2019986320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{7477}}^1$

素因数の和:7808

約数の個数: 80

約数和(自身を含む): 5140795968

約数和(自身を除く): 3120809648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 307, 440, 614, 880, 1228, 1535, 2456, 3070, 3377, 4912, 6140, 6754, 7477, 12280, 13508, 14954, 16885, 24560, 27016, 29908, 33770, 37385, 54032, 59816, 67540, 74770, 82247, 119632, 135080, 149540, 164494, 270160, 299080, 328988, 411235, 598160, 657976, 822470, 1315952, 1644940, 2295439, 3289880, 4590878, 6579760, 9181756, 11477195, 18363512, 22954390, 25249829, 36727024, 45908780, 50499658, 91817560, 100999316, 126249145, 183635120, 201998632, 252498290, 403997264, 504996580, 1009993160, 2019986320]

約数ペア:

[(1, 2019986320), (2, 1009993160), (4, 504996580), (5, 403997264), (8, 252498290), (10, 201998632), (11, 183635120), (16, 126249145), (20, 100999316), (22, 91817560), (40, 50499658), (44, 45908780), (55, 36727024), (80, 25249829), (88, 22954390), (110, 18363512), (176, 11477195), (220, 9181756), (307, 6579760), (440, 4590878), (614, 3289880), (880, 2295439), (1228, 1644940), (1535, 1315952), (2456, 822470), (3070, 657976), (3377, 598160), (4912, 411235), (6140, 328988), (6754, 299080), (7477, 270160), (12280, 164494), (13508, 149540), (14954, 135080), (16885, 119632), (24560, 82247), (27016, 74770), (29908, 67540), (33770, 59816), (37385, 54032)]