179797420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1\times {\mathrm{947}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 412812288

約数和(自身を除く): 233014868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 863, 947, 1726, 1894, 3452, 3788, 4315, 4735, 8630, 9470, 9493, 10417, 17260, 18940, 18986, 20834, 37972, 41668, 47465, 52085, 94930, 104170, 189860, 208340, 817261, 1634522, 3269044, 4086305, 8172610, 8989871, 16345220, 17979742, 35959484, 44949355, 89898710, 179797420]

約数ペア:

[(1, 179797420), (2, 89898710), (4, 44949355), (5, 35959484), (10, 17979742), (11, 16345220), (20, 8989871), (22, 8172610), (44, 4086305), (55, 3269044), (110, 1634522), (220, 817261), (863, 208340), (947, 189860), (1726, 104170), (1894, 94930), (3452, 52085), (3788, 47465), (4315, 41668), (4735, 37972), (8630, 20834), (9470, 18986), (9493, 18940), (10417, 17260)]