201852940

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 429885792

約数和(自身を除く): 228032852

約数列:

[1, 2, 4, 5, 10, 20, 173, 227, 257, 346, 454, 514, 692, 865, 908, 1028, 1135, 1285, 1730, 2270, 2570, 3460, 4540, 5140, 39271, 44461, 58339, 78542, 88922, 116678, 157084, 177844, 196355, 222305, 233356, 291695, 392710, 444610, 583390, 785420, 889220, 1166780, 10092647, 20185294, 40370588, 50463235, 100926470, 201852940]

約数ペア:

[(1, 201852940), (2, 100926470), (4, 50463235), (5, 40370588), (10, 20185294), (20, 10092647), (173, 1166780), (227, 889220), (257, 785420), (346, 583390), (454, 444610), (514, 392710), (692, 291695), (865, 233356), (908, 222305), (1028, 196355), (1135, 177844), (1285, 157084), (1730, 116678), (2270, 88922), (2570, 78542), (3460, 58339), (4540, 44461), (5140, 39271)]