39947460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{419}}^1$

素因数の和:665

約数の個数: 96

約数和(自身を含む): 128701440

約数和(自身を除く): 88753980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 227, 419, 420, 454, 681, 838, 908, 1135, 1257, 1362, 1589, 1676, 2095, 2270, 2514, 2724, 2933, 3178, 3405, 4190, 4540, 4767, 5028, 5866, 6285, 6356, 6810, 7945, 8380, 8799, 9534, 11732, 12570, 13620, 14665, 15890, 17598, 19068, 23835, 25140, 29330, 31780, 35196, 43995, 47670, 58660, 87990, 95113, 95340, 175980, 190226, 285339, 380452, 475565, 570678, 665791, 951130, 1141356, 1331582, 1426695, 1902260, 1997373, 2663164, 2853390, 3328955, 3994746, 5706780, 6657910, 7989492, 9986865, 13315820, 19973730, 39947460]

約数ペア:

[(1, 39947460), (2, 19973730), (3, 13315820), (4, 9986865), (5, 7989492), (6, 6657910), (7, 5706780), (10, 3994746), (12, 3328955), (14, 2853390), (15, 2663164), (20, 1997373), (21, 1902260), (28, 1426695), (30, 1331582), (35, 1141356), (42, 951130), (60, 665791), (70, 570678), (84, 475565), (105, 380452), (140, 285339), (210, 190226), (227, 175980), (419, 95340), (420, 95113), (454, 87990), (681, 58660), (838, 47670), (908, 43995), (1135, 35196), (1257, 31780), (1362, 29330), (1589, 25140), (1676, 23835), (2095, 19068), (2270, 17598), (2514, 15890), (2724, 14665), (2933, 13620), (3178, 12570), (3405, 11732), (4190, 9534), (4540, 8799), (4767, 8380), (5028, 7945), (5866, 6810), (6285, 6356)]