42291340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1223}}^1$

素因数の和:1271

約数の個数: 96

約数和(自身を含む): 115153920

約数和(自身を除く): 72862580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 494, 532, 665, 910, 988, 1223, 1235, 1330, 1729, 1820, 2446, 2470, 2660, 3458, 4892, 4940, 6115, 6916, 8561, 8645, 12230, 15899, 17122, 17290, 23237, 24460, 31798, 34244, 34580, 42805, 46474, 63596, 79495, 85610, 92948, 111293, 116185, 158990, 162659, 171220, 222586, 232370, 302081, 317980, 325318, 445172, 464740, 556465, 604162, 650636, 813295, 1112930, 1208324, 1510405, 1626590, 2114567, 2225860, 3020810, 3253180, 4229134, 6041620, 8458268, 10572835, 21145670, 42291340]

約数ペア:

[(1, 42291340), (2, 21145670), (4, 10572835), (5, 8458268), (7, 6041620), (10, 4229134), (13, 3253180), (14, 3020810), (19, 2225860), (20, 2114567), (26, 1626590), (28, 1510405), (35, 1208324), (38, 1112930), (52, 813295), (65, 650636), (70, 604162), (76, 556465), (91, 464740), (95, 445172), (130, 325318), (133, 317980), (140, 302081), (182, 232370), (190, 222586), (247, 171220), (260, 162659), (266, 158990), (364, 116185), (380, 111293), (455, 92948), (494, 85610), (532, 79495), (665, 63596), (910, 46474), (988, 42805), (1223, 34580), (1235, 34244), (1330, 31798), (1729, 24460), (1820, 23237), (2446, 17290), (2470, 17122), (2660, 15899), (3458, 12230), (4892, 8645), (4940, 8561), (6115, 6916)]