2528291240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{1979}}^1$

素因数の和:2091

約数の個数: 96

約数和(自身を含む): 6140772000

約数和(自身を除く): 3612480760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 1681, 1979, 3116, 3362, 3895, 3958, 6232, 6724, 7790, 7916, 8405, 9895, 13448, 15580, 15832, 16810, 19790, 31160, 31939, 33620, 37601, 39580, 63878, 67240, 75202, 79160, 81139, 127756, 150404, 159695, 162278, 188005, 255512, 300808, 319390, 324556, 376010, 405695, 638780, 649112, 752020, 811390, 1277560, 1504040, 1541641, 1622780, 3083282, 3245560, 3326699, 6166564, 6653398, 7708205, 12333128, 13306796, 15416410, 16633495, 26613592, 30832820, 33266990, 61665640, 63207281, 66533980, 126414562, 133067960, 252829124, 316036405, 505658248, 632072810, 1264145620, 2528291240]

約数ペア:

[(1, 2528291240), (2, 1264145620), (4, 632072810), (5, 505658248), (8, 316036405), (10, 252829124), (19, 133067960), (20, 126414562), (38, 66533980), (40, 63207281), (41, 61665640), (76, 33266990), (82, 30832820), (95, 26613592), (152, 16633495), (164, 15416410), (190, 13306796), (205, 12333128), (328, 7708205), (380, 6653398), (410, 6166564), (760, 3326699), (779, 3245560), (820, 3083282), (1558, 1622780), (1640, 1541641), (1681, 1504040), (1979, 1277560), (3116, 811390), (3362, 752020), (3895, 649112), (3958, 638780), (6232, 405695), (6724, 376010), (7790, 324556), (7916, 319390), (8405, 300808), (9895, 255512), (13448, 188005), (15580, 162278), (15832, 159695), (16810, 150404), (19790, 127756), (31160, 81139), (31939, 79160), (33620, 75202), (37601, 67240), (39580, 63878)]