39390420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{317}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 117532800

約数和(自身を除く): 78142380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 109, 114, 190, 218, 228, 285, 317, 327, 380, 436, 545, 570, 634, 654, 951, 1090, 1140, 1268, 1308, 1585, 1635, 1902, 2071, 2180, 3170, 3270, 3804, 4142, 4755, 6023, 6213, 6340, 6540, 8284, 9510, 10355, 12046, 12426, 18069, 19020, 20710, 24092, 24852, 30115, 31065, 34553, 36138, 41420, 60230, 62130, 69106, 72276, 90345, 103659, 120460, 124260, 138212, 172765, 180690, 207318, 345530, 361380, 414636, 518295, 656507, 691060, 1036590, 1313014, 1969521, 2073180, 2626028, 3282535, 3939042, 6565070, 7878084, 9847605, 13130140, 19695210, 39390420]

約数ペア:

[(1, 39390420), (2, 19695210), (3, 13130140), (4, 9847605), (5, 7878084), (6, 6565070), (10, 3939042), (12, 3282535), (15, 2626028), (19, 2073180), (20, 1969521), (30, 1313014), (38, 1036590), (57, 691060), (60, 656507), (76, 518295), (95, 414636), (109, 361380), (114, 345530), (190, 207318), (218, 180690), (228, 172765), (285, 138212), (317, 124260), (327, 120460), (380, 103659), (436, 90345), (545, 72276), (570, 69106), (634, 62130), (654, 60230), (951, 41420), (1090, 36138), (1140, 34553), (1268, 31065), (1308, 30115), (1585, 24852), (1635, 24092), (1902, 20710), (2071, 19020), (2180, 18069), (3170, 12426), (3270, 12046), (3804, 10355), (4142, 9510), (4755, 8284), (6023, 6540), (6213, 6340)]