887840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 2177280

約数和(自身を除く): 1289440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 179, 248, 310, 358, 496, 620, 716, 895, 992, 1240, 1432, 1790, 2480, 2864, 3580, 4960, 5549, 5728, 7160, 11098, 14320, 22196, 27745, 28640, 44392, 55490, 88784, 110980, 177568, 221960, 443920, 887840]

約数ペア:

[(1, 887840), (2, 443920), (4, 221960), (5, 177568), (8, 110980), (10, 88784), (16, 55490), (20, 44392), (31, 28640), (32, 27745), (40, 22196), (62, 14320), (80, 11098), (124, 7160), (155, 5728), (160, 5549), (179, 4960), (248, 3580), (310, 2864), (358, 2480), (496, 1790), (620, 1432), (716, 1240), (895, 992)]