73890040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37699}}^1$

素因数の和:37724

約数の個数: 48

約数和(自身を含む): 193401000

約数和(自身を除く): 119510960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 37699, 75398, 150796, 188495, 263893, 301592, 376990, 527786, 753980, 1055572, 1319465, 1507960, 1847251, 2111144, 2638930, 3694502, 5277860, 7389004, 9236255, 10555720, 14778008, 18472510, 36945020, 73890040]

約数ペア:

[(1, 73890040), (2, 36945020), (4, 18472510), (5, 14778008), (7, 10555720), (8, 9236255), (10, 7389004), (14, 5277860), (20, 3694502), (28, 2638930), (35, 2111144), (40, 1847251), (49, 1507960), (56, 1319465), (70, 1055572), (98, 753980), (140, 527786), (196, 376990), (245, 301592), (280, 263893), (392, 188495), (490, 150796), (980, 75398), (1960, 37699)]