40264840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{769}}^1$

素因数の和:815

約数の個数: 128

約数和(自身を含む): 119750400

約数和(自身を除く): 79485560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 55, 56, 68, 70, 77, 85, 88, 110, 119, 136, 140, 154, 170, 187, 220, 238, 280, 308, 340, 374, 385, 440, 476, 595, 616, 680, 748, 769, 770, 935, 952, 1190, 1309, 1496, 1538, 1540, 1870, 2380, 2618, 3076, 3080, 3740, 3845, 4760, 5236, 5383, 6152, 6545, 7480, 7690, 8459, 10472, 10766, 13073, 13090, 15380, 16918, 21532, 26146, 26180, 26915, 30760, 33836, 42295, 43064, 52292, 52360, 53830, 59213, 65365, 67672, 84590, 91511, 104584, 107660, 118426, 130730, 143803, 169180, 183022, 215320, 236852, 261460, 287606, 296065, 338360, 366044, 457555, 473704, 522920, 575212, 592130, 719015, 732088, 915110, 1006621, 1150424, 1184260, 1438030, 1830220, 2013242, 2368520, 2876060, 3660440, 4026484, 5033105, 5752120, 8052968, 10066210, 20132420, 40264840]

約数ペア:

[(1, 40264840), (2, 20132420), (4, 10066210), (5, 8052968), (7, 5752120), (8, 5033105), (10, 4026484), (11, 3660440), (14, 2876060), (17, 2368520), (20, 2013242), (22, 1830220), (28, 1438030), (34, 1184260), (35, 1150424), (40, 1006621), (44, 915110), (55, 732088), (56, 719015), (68, 592130), (70, 575212), (77, 522920), (85, 473704), (88, 457555), (110, 366044), (119, 338360), (136, 296065), (140, 287606), (154, 261460), (170, 236852), (187, 215320), (220, 183022), (238, 169180), (280, 143803), (308, 130730), (340, 118426), (374, 107660), (385, 104584), (440, 91511), (476, 84590), (595, 67672), (616, 65365), (680, 59213), (748, 53830), (769, 52360), (770, 52292), (935, 43064), (952, 42295), (1190, 33836), (1309, 30760), (1496, 26915), (1538, 26180), (1540, 26146), (1870, 21532), (2380, 16918), (2618, 15380), (3076, 13090), (3080, 13073), (3740, 10766), (3845, 10472), (4760, 8459), (5236, 7690), (5383, 7480), (6152, 6545)]