8452720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:182

約数の個数: 80

約数和(自身を含む): 21248640

約数和(自身を除く): 12795920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 83, 95, 134, 152, 166, 190, 268, 304, 332, 335, 380, 415, 536, 664, 670, 760, 830, 1072, 1273, 1328, 1340, 1520, 1577, 1660, 2546, 2680, 3154, 3320, 5092, 5360, 5561, 6308, 6365, 6640, 7885, 10184, 11122, 12616, 12730, 15770, 20368, 22244, 25232, 25460, 27805, 31540, 44488, 50920, 55610, 63080, 88976, 101840, 105659, 111220, 126160, 211318, 222440, 422636, 444880, 528295, 845272, 1056590, 1690544, 2113180, 4226360, 8452720]

約数ペア:

[(1, 8452720), (2, 4226360), (4, 2113180), (5, 1690544), (8, 1056590), (10, 845272), (16, 528295), (19, 444880), (20, 422636), (38, 222440), (40, 211318), (67, 126160), (76, 111220), (80, 105659), (83, 101840), (95, 88976), (134, 63080), (152, 55610), (166, 50920), (190, 44488), (268, 31540), (304, 27805), (332, 25460), (335, 25232), (380, 22244), (415, 20368), (536, 15770), (664, 12730), (670, 12616), (760, 11122), (830, 10184), (1072, 7885), (1273, 6640), (1328, 6365), (1340, 6308), (1520, 5561), (1577, 5360), (1660, 5092), (2546, 3320), (2680, 3154)]