40845440

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3359}}^1$

素因数の和:3397

約数の個数: 64

約数和(自身を含む): 102816000

約数和(自身を除く): 61970560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 3359, 6080, 6718, 12160, 13436, 16795, 26872, 33590, 53744, 63821, 67180, 107488, 127642, 134360, 214976, 255284, 268720, 319105, 429952, 510568, 537440, 638210, 1021136, 1074880, 1276420, 2042272, 2149760, 2552840, 4084544, 5105680, 8169088, 10211360, 20422720, 40845440]

約数ペア:

[(1, 40845440), (2, 20422720), (4, 10211360), (5, 8169088), (8, 5105680), (10, 4084544), (16, 2552840), (19, 2149760), (20, 2042272), (32, 1276420), (38, 1074880), (40, 1021136), (64, 638210), (76, 537440), (80, 510568), (95, 429952), (128, 319105), (152, 268720), (160, 255284), (190, 214976), (304, 134360), (320, 127642), (380, 107488), (608, 67180), (640, 63821), (760, 53744), (1216, 33590), (1520, 26872), (2432, 16795), (3040, 13436), (3359, 12160), (6080, 6718)]