30196700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:747

約数の個数: 72

約数和(自身を含む): 72078720

約数和(自身を除く): 41882020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 38, 46, 50, 76, 92, 95, 100, 115, 190, 230, 380, 437, 460, 475, 575, 691, 874, 950, 1150, 1382, 1748, 1900, 2185, 2300, 2764, 3455, 4370, 6910, 8740, 10925, 13129, 13820, 15893, 17275, 21850, 26258, 31786, 34550, 43700, 52516, 63572, 65645, 69100, 79465, 131290, 158930, 262580, 301967, 317860, 328225, 397325, 603934, 656450, 794650, 1207868, 1312900, 1509835, 1589300, 3019670, 6039340, 7549175, 15098350, 30196700]

約数ペア:

[(1, 30196700), (2, 15098350), (4, 7549175), (5, 6039340), (10, 3019670), (19, 1589300), (20, 1509835), (23, 1312900), (25, 1207868), (38, 794650), (46, 656450), (50, 603934), (76, 397325), (92, 328225), (95, 317860), (100, 301967), (115, 262580), (190, 158930), (230, 131290), (380, 79465), (437, 69100), (460, 65645), (475, 63572), (575, 52516), (691, 43700), (874, 34550), (950, 31786), (1150, 26258), (1382, 21850), (1748, 17275), (1900, 15893), (2185, 13820), (2300, 13129), (2764, 10925), (3455, 8740), (4370, 6910)]