40249980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3923}}^1$

素因数の和:3960

約数の個数: 96

約数和(自身を含む): 131846400

約数和(自身を除く): 91596420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 3923, 5130, 7846, 10260, 11769, 15692, 19615, 23538, 35307, 39230, 47076, 58845, 70614, 74537, 78460, 105921, 117690, 141228, 149074, 176535, 211842, 223611, 235380, 298148, 353070, 372685, 423684, 447222, 529605, 670833, 706140, 745370, 894444, 1059210, 1118055, 1341666, 1490740, 2012499, 2118420, 2236110, 2683332, 3354165, 4024998, 4472220, 6708330, 8049996, 10062495, 13416660, 20124990, 40249980]

約数ペア:

[(1, 40249980), (2, 20124990), (3, 13416660), (4, 10062495), (5, 8049996), (6, 6708330), (9, 4472220), (10, 4024998), (12, 3354165), (15, 2683332), (18, 2236110), (19, 2118420), (20, 2012499), (27, 1490740), (30, 1341666), (36, 1118055), (38, 1059210), (45, 894444), (54, 745370), (57, 706140), (60, 670833), (76, 529605), (90, 447222), (95, 423684), (108, 372685), (114, 353070), (135, 298148), (171, 235380), (180, 223611), (190, 211842), (228, 176535), (270, 149074), (285, 141228), (342, 117690), (380, 105921), (513, 78460), (540, 74537), (570, 70614), (684, 58845), (855, 47076), (1026, 39230), (1140, 35307), (1710, 23538), (2052, 19615), (2565, 15692), (3420, 11769), (3923, 10260), (5130, 7846)]