40643440

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6121}}^1$

素因数の和:6217

約数の個数: 40

約数和(自身を含む): 95650128

約数和(自身を除く): 55006688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6121, 6640, 12242, 24484, 30605, 48968, 61210, 97936, 122420, 244840, 489680, 508043, 1016086, 2032172, 2540215, 4064344, 5080430, 8128688, 10160860, 20321720, 40643440]

約数ペア:

[(1, 40643440), (2, 20321720), (4, 10160860), (5, 8128688), (8, 5080430), (10, 4064344), (16, 2540215), (20, 2032172), (40, 1016086), (80, 508043), (83, 489680), (166, 244840), (332, 122420), (415, 97936), (664, 61210), (830, 48968), (1328, 30605), (1660, 24484), (3320, 12242), (6121, 6640)]