103689220

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{20173}}^1$

素因数の和:20439

約数の個数: 24

約数和(自身を含む): 218605464

約数和(自身を除く): 114916244

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 20173, 40346, 80692, 100865, 201730, 403460, 5184461, 10368922, 20737844, 25922305, 51844610, 103689220]

約数ペア:

[(1, 103689220), (2, 51844610), (4, 25922305), (5, 20737844), (10, 10368922), (20, 5184461), (257, 403460), (514, 201730), (1028, 100865), (1285, 80692), (2570, 40346), (5140, 20173)]