488740020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{40933}}^1$

素因数の和:41144

約数の個数: 48

約数和(自身を含む): 1375382400

約数和(自身を除く): 886642380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3980, 5970, 11940, 40933, 81866, 122799, 163732, 204665, 245598, 409330, 491196, 613995, 818660, 1227990, 2455980, 8145667, 16291334, 24437001, 32582668, 40728335, 48874002, 81456670, 97748004, 122185005, 162913340, 244370010, 488740020]

約数ペア:

[(1, 488740020), (2, 244370010), (3, 162913340), (4, 122185005), (5, 97748004), (6, 81456670), (10, 48874002), (12, 40728335), (15, 32582668), (20, 24437001), (30, 16291334), (60, 8145667), (199, 2455980), (398, 1227990), (597, 818660), (796, 613995), (995, 491196), (1194, 409330), (1990, 245598), (2388, 204665), (2985, 163732), (3980, 122799), (5970, 81866), (11940, 40933)]