171605860

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 365783040

約数和(自身を除く): 194177180

約数列:

[1, 2, 4, 5, 10, 20, 167, 191, 269, 334, 382, 538, 668, 764, 835, 955, 1076, 1345, 1670, 1910, 2690, 3340, 3820, 5380, 31897, 44923, 51379, 63794, 89846, 102758, 127588, 159485, 179692, 205516, 224615, 256895, 318970, 449230, 513790, 637940, 898460, 1027580, 8580293, 17160586, 34321172, 42901465, 85802930, 171605860]

約数ペア:

[(1, 171605860), (2, 85802930), (4, 42901465), (5, 34321172), (10, 17160586), (20, 8580293), (167, 1027580), (191, 898460), (269, 637940), (334, 513790), (382, 449230), (538, 318970), (668, 256895), (764, 224615), (835, 205516), (955, 179692), (1076, 159485), (1345, 127588), (1670, 102758), (1910, 89846), (2690, 63794), (3340, 51379), (3820, 44923), (5380, 31897)]