29075440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21379}}^1$

素因数の和:21409

約数の個数: 40

約数和(自身を含む): 71580240

約数和(自身を除く): 42504800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 21379, 42758, 85516, 106895, 171032, 213790, 342064, 363443, 427580, 726886, 855160, 1453772, 1710320, 1817215, 2907544, 3634430, 5815088, 7268860, 14537720, 29075440]

約数ペア:

[(1, 29075440), (2, 14537720), (4, 7268860), (5, 5815088), (8, 3634430), (10, 2907544), (16, 1817215), (17, 1710320), (20, 1453772), (34, 855160), (40, 726886), (68, 427580), (80, 363443), (85, 342064), (136, 213790), (170, 171032), (272, 106895), (340, 85516), (680, 42758), (1360, 21379)]