47376880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 117849600

約数和(自身を除く): 70472720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 71, 76, 80, 95, 142, 152, 190, 284, 304, 355, 380, 439, 568, 710, 760, 878, 1136, 1349, 1420, 1520, 1756, 2195, 2698, 2840, 3512, 4390, 5396, 5680, 6745, 7024, 8341, 8780, 10792, 13490, 16682, 17560, 21584, 26980, 31169, 33364, 35120, 41705, 53960, 62338, 66728, 83410, 107920, 124676, 133456, 155845, 166820, 249352, 311690, 333640, 498704, 592211, 623380, 667280, 1184422, 1246760, 2368844, 2493520, 2961055, 4737688, 5922110, 9475376, 11844220, 23688440, 47376880]

約数ペア:

[(1, 47376880), (2, 23688440), (4, 11844220), (5, 9475376), (8, 5922110), (10, 4737688), (16, 2961055), (19, 2493520), (20, 2368844), (38, 1246760), (40, 1184422), (71, 667280), (76, 623380), (80, 592211), (95, 498704), (142, 333640), (152, 311690), (190, 249352), (284, 166820), (304, 155845), (355, 133456), (380, 124676), (439, 107920), (568, 83410), (710, 66728), (760, 62338), (878, 53960), (1136, 41705), (1349, 35120), (1420, 33364), (1520, 31169), (1756, 26980), (2195, 21584), (2698, 17560), (2840, 16682), (3512, 13490), (4390, 10792), (5396, 8780), (5680, 8341), (6745, 7024)]