1837643780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{823}}^1$

素因数の和:1269

約数の個数: 96

約数和(自身を含む): 4535032320

約数和(自身を除く): 2697388540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 389, 410, 574, 778, 820, 823, 1148, 1435, 1556, 1646, 1945, 2723, 2870, 3292, 3890, 4115, 5446, 5740, 5761, 7780, 8230, 10892, 11522, 13615, 15949, 16460, 23044, 27230, 28805, 31898, 33743, 54460, 57610, 63796, 67486, 79745, 111643, 115220, 134972, 159490, 168715, 223286, 236201, 318980, 320147, 337430, 446572, 472402, 558215, 640294, 674860, 944804, 1116430, 1181005, 1280588, 1600735, 2232860, 2241029, 2362010, 3201470, 4482058, 4724020, 6402940, 8964116, 11205145, 13126027, 22410290, 26252054, 44820580, 52504108, 65630135, 91882189, 131260270, 183764378, 262520540, 367528756, 459410945, 918821890, 1837643780]

約数ペア:

[(1, 1837643780), (2, 918821890), (4, 459410945), (5, 367528756), (7, 262520540), (10, 183764378), (14, 131260270), (20, 91882189), (28, 65630135), (35, 52504108), (41, 44820580), (70, 26252054), (82, 22410290), (140, 13126027), (164, 11205145), (205, 8964116), (287, 6402940), (389, 4724020), (410, 4482058), (574, 3201470), (778, 2362010), (820, 2241029), (823, 2232860), (1148, 1600735), (1435, 1280588), (1556, 1181005), (1646, 1116430), (1945, 944804), (2723, 674860), (2870, 640294), (3292, 558215), (3890, 472402), (4115, 446572), (5446, 337430), (5740, 320147), (5761, 318980), (7780, 236201), (8230, 223286), (10892, 168715), (11522, 159490), (13615, 134972), (15949, 115220), (16460, 111643), (23044, 79745), (27230, 67486), (28805, 63796), (31898, 57610), (33743, 54460)]