40831720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 96526080

約数和(自身を除く): 55694360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 47, 74, 94, 148, 185, 188, 235, 296, 370, 376, 470, 587, 740, 940, 1174, 1480, 1739, 1880, 2348, 2935, 3478, 4696, 5870, 6956, 8695, 11740, 13912, 17390, 21719, 23480, 27589, 34780, 43438, 55178, 69560, 86876, 108595, 110356, 137945, 173752, 217190, 220712, 275890, 434380, 551780, 868760, 1020793, 1103560, 2041586, 4083172, 5103965, 8166344, 10207930, 20415860, 40831720]

約数ペア:

[(1, 40831720), (2, 20415860), (4, 10207930), (5, 8166344), (8, 5103965), (10, 4083172), (20, 2041586), (37, 1103560), (40, 1020793), (47, 868760), (74, 551780), (94, 434380), (148, 275890), (185, 220712), (188, 217190), (235, 173752), (296, 137945), (370, 110356), (376, 108595), (470, 86876), (587, 69560), (740, 55178), (940, 43438), (1174, 34780), (1480, 27589), (1739, 23480), (1880, 21719), (2348, 17390), (2935, 13912), (3478, 11740), (4696, 8695), (5870, 6956)]