172455820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{8597}}^1$

素因数の和:8682

約数の個数: 48

約数和(自身を含む): 390005280

約数和(自身を除く): 217549460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 1003, 1180, 2006, 4012, 5015, 8597, 10030, 17194, 20060, 34388, 42985, 85970, 146149, 171940, 292298, 507223, 584596, 730745, 1014446, 1461490, 2028892, 2536115, 2922980, 5072230, 8622791, 10144460, 17245582, 34491164, 43113955, 86227910, 172455820]

約数ペア:

[(1, 172455820), (2, 86227910), (4, 43113955), (5, 34491164), (10, 17245582), (17, 10144460), (20, 8622791), (34, 5072230), (59, 2922980), (68, 2536115), (85, 2028892), (118, 1461490), (170, 1014446), (236, 730745), (295, 584596), (340, 507223), (590, 292298), (1003, 171940), (1180, 146149), (2006, 85970), (4012, 42985), (5015, 34388), (8597, 20060), (10030, 17194)]