4175440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 10624320

約数和(自身を除く): 6448880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 67, 76, 80, 82, 95, 134, 152, 164, 190, 205, 268, 304, 328, 335, 380, 410, 536, 656, 670, 760, 779, 820, 1072, 1273, 1340, 1520, 1558, 1640, 2546, 2680, 2747, 3116, 3280, 3895, 5092, 5360, 5494, 6232, 6365, 7790, 10184, 10988, 12464, 12730, 13735, 15580, 20368, 21976, 25460, 27470, 31160, 43952, 50920, 52193, 54940, 62320, 101840, 104386, 109880, 208772, 219760, 260965, 417544, 521930, 835088, 1043860, 2087720, 4175440]

約数ペア:

[(1, 4175440), (2, 2087720), (4, 1043860), (5, 835088), (8, 521930), (10, 417544), (16, 260965), (19, 219760), (20, 208772), (38, 109880), (40, 104386), (41, 101840), (67, 62320), (76, 54940), (80, 52193), (82, 50920), (95, 43952), (134, 31160), (152, 27470), (164, 25460), (190, 21976), (205, 20368), (268, 15580), (304, 13735), (328, 12730), (335, 12464), (380, 10988), (410, 10184), (536, 7790), (656, 6365), (670, 6232), (760, 5494), (779, 5360), (820, 5092), (1072, 3895), (1273, 3280), (1340, 3116), (1520, 2747), (1558, 2680), (1640, 2546)]