42706840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 109388880

約数和(自身を除く): 66682040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 101, 110, 124, 155, 202, 220, 248, 310, 341, 404, 440, 505, 620, 682, 808, 961, 1010, 1111, 1240, 1364, 1705, 1922, 2020, 2222, 2728, 3131, 3410, 3844, 4040, 4444, 4805, 5555, 6262, 6820, 7688, 8888, 9610, 10571, 11110, 12524, 13640, 15655, 19220, 21142, 22220, 25048, 31310, 34441, 38440, 42284, 44440, 52855, 62620, 68882, 84568, 97061, 105710, 125240, 137764, 172205, 194122, 211420, 275528, 344410, 388244, 422840, 485305, 688820, 776488, 970610, 1067671, 1377640, 1941220, 2135342, 3882440, 4270684, 5338355, 8541368, 10676710, 21353420, 42706840]

約数ペア:

[(1, 42706840), (2, 21353420), (4, 10676710), (5, 8541368), (8, 5338355), (10, 4270684), (11, 3882440), (20, 2135342), (22, 1941220), (31, 1377640), (40, 1067671), (44, 970610), (55, 776488), (62, 688820), (88, 485305), (101, 422840), (110, 388244), (124, 344410), (155, 275528), (202, 211420), (220, 194122), (248, 172205), (310, 137764), (341, 125240), (404, 105710), (440, 97061), (505, 84568), (620, 68882), (682, 62620), (808, 52855), (961, 44440), (1010, 42284), (1111, 38440), (1240, 34441), (1364, 31310), (1705, 25048), (1922, 22220), (2020, 21142), (2222, 19220), (2728, 15655), (3131, 13640), (3410, 12524), (3844, 11110), (4040, 10571), (4444, 9610), (4805, 8888), (5555, 7688), (6262, 6820)]