38947580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 99066240

約数和(自身を除く): 60118660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 53, 58, 70, 106, 116, 140, 145, 181, 203, 212, 265, 290, 362, 371, 406, 530, 580, 724, 742, 812, 905, 1015, 1060, 1267, 1484, 1537, 1810, 1855, 2030, 2534, 3074, 3620, 3710, 4060, 5068, 5249, 6148, 6335, 7420, 7685, 9593, 10498, 10759, 12670, 15370, 19186, 20996, 21518, 25340, 26245, 30740, 36743, 38372, 43036, 47965, 52490, 53795, 67151, 73486, 95930, 104980, 107590, 134302, 146972, 183715, 191860, 215180, 268604, 278197, 335755, 367430, 556394, 671510, 734860, 1112788, 1343020, 1390985, 1947379, 2781970, 3894758, 5563940, 7789516, 9736895, 19473790, 38947580]

約数ペア:

[(1, 38947580), (2, 19473790), (4, 9736895), (5, 7789516), (7, 5563940), (10, 3894758), (14, 2781970), (20, 1947379), (28, 1390985), (29, 1343020), (35, 1112788), (53, 734860), (58, 671510), (70, 556394), (106, 367430), (116, 335755), (140, 278197), (145, 268604), (181, 215180), (203, 191860), (212, 183715), (265, 146972), (290, 134302), (362, 107590), (371, 104980), (406, 95930), (530, 73486), (580, 67151), (724, 53795), (742, 52490), (812, 47965), (905, 43036), (1015, 38372), (1060, 36743), (1267, 30740), (1484, 26245), (1537, 25340), (1810, 21518), (1855, 20996), (2030, 19186), (2534, 15370), (3074, 12670), (3620, 10759), (3710, 10498), (4060, 9593), (5068, 7685), (5249, 7420), (6148, 6335)]