40000660

素因数分解:

$2^2\times 5^1\times 7^6\times {\mathrm{17}}^1$

素因数の和:68

約数の個数: 84

約数和(自身を含む): 103766292

約数和(自身を除く): 63765632

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 343, 476, 490, 595, 686, 833, 980, 1190, 1372, 1666, 1715, 2380, 2401, 3332, 3430, 4165, 4802, 5831, 6860, 8330, 9604, 11662, 12005, 16660, 16807, 23324, 24010, 29155, 33614, 40817, 48020, 58310, 67228, 81634, 84035, 116620, 117649, 163268, 168070, 204085, 235298, 285719, 336140, 408170, 470596, 571438, 588245, 816340, 1142876, 1176490, 1428595, 2000033, 2352980, 2857190, 4000066, 5714380, 8000132, 10000165, 20000330, 40000660]

約数ペア:

[(1, 40000660), (2, 20000330), (4, 10000165), (5, 8000132), (7, 5714380), (10, 4000066), (14, 2857190), (17, 2352980), (20, 2000033), (28, 1428595), (34, 1176490), (35, 1142876), (49, 816340), (68, 588245), (70, 571438), (85, 470596), (98, 408170), (119, 336140), (140, 285719), (170, 235298), (196, 204085), (238, 168070), (245, 163268), (340, 117649), (343, 116620), (476, 84035), (490, 81634), (595, 67228), (686, 58310), (833, 48020), (980, 40817), (1190, 33614), (1372, 29155), (1666, 24010), (1715, 23324), (2380, 16807), (2401, 16660), (3332, 12005), (3430, 11662), (4165, 9604), (4802, 8330), (5831, 6860)]