54528040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1307}}^1$

素因数の和:1474

約数の個数: 64

約数和(自身を含む): 141264000

約数和(自身を除く): 86735960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1307, 1490, 2086, 2614, 2980, 4172, 5215, 5228, 5960, 6535, 8344, 9149, 10430, 10456, 13070, 18298, 20860, 26140, 36596, 41720, 45745, 52280, 73192, 91490, 182980, 194743, 365960, 389486, 778972, 973715, 1363201, 1557944, 1947430, 2726402, 3894860, 5452804, 6816005, 7789720, 10905608, 13632010, 27264020, 54528040]

約数ペア:

[(1, 54528040), (2, 27264020), (4, 13632010), (5, 10905608), (7, 7789720), (8, 6816005), (10, 5452804), (14, 3894860), (20, 2726402), (28, 1947430), (35, 1557944), (40, 1363201), (56, 973715), (70, 778972), (140, 389486), (149, 365960), (280, 194743), (298, 182980), (596, 91490), (745, 73192), (1043, 52280), (1192, 45745), (1307, 41720), (1490, 36596), (2086, 26140), (2614, 20860), (2980, 18298), (4172, 13070), (5215, 10456), (5228, 10430), (5960, 9149), (6535, 8344)]