47320640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:260

約数の個数: 112

約数和(自身を含む): 122041920

約数和(自身を除く): 74721280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 64, 76, 80, 86, 95, 152, 160, 172, 181, 190, 215, 304, 320, 344, 362, 380, 430, 608, 688, 724, 760, 817, 860, 905, 1216, 1376, 1448, 1520, 1634, 1720, 1810, 2752, 2896, 3040, 3268, 3439, 3440, 3620, 4085, 5792, 6080, 6536, 6878, 6880, 7240, 7783, 8170, 11584, 13072, 13756, 13760, 14480, 15566, 16340, 17195, 26144, 27512, 28960, 31132, 32680, 34390, 38915, 52288, 55024, 57920, 62264, 65360, 68780, 77830, 110048, 124528, 130720, 137560, 147877, 155660, 220096, 249056, 261440, 275120, 295754, 311320, 498112, 550240, 591508, 622640, 739385, 1100480, 1183016, 1245280, 1478770, 2366032, 2490560, 2957540, 4732064, 5915080, 9464128, 11830160, 23660320, 47320640]

約数ペア:

[(1, 47320640), (2, 23660320), (4, 11830160), (5, 9464128), (8, 5915080), (10, 4732064), (16, 2957540), (19, 2490560), (20, 2366032), (32, 1478770), (38, 1245280), (40, 1183016), (43, 1100480), (64, 739385), (76, 622640), (80, 591508), (86, 550240), (95, 498112), (152, 311320), (160, 295754), (172, 275120), (181, 261440), (190, 249056), (215, 220096), (304, 155660), (320, 147877), (344, 137560), (362, 130720), (380, 124528), (430, 110048), (608, 77830), (688, 68780), (724, 65360), (760, 62264), (817, 57920), (860, 55024), (905, 52288), (1216, 38915), (1376, 34390), (1448, 32680), (1520, 31132), (1634, 28960), (1720, 27512), (1810, 26144), (2752, 17195), (2896, 16340), (3040, 15566), (3268, 14480), (3439, 13760), (3440, 13756), (3620, 13072), (4085, 11584), (5792, 8170), (6080, 7783), (6536, 7240), (6878, 6880)]