19727700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3461}}^1$

素因数の和:3497

約数の個数: 72

約数和(自身を含む): 60100320

約数和(自身を除く): 40372620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 3461, 5700, 6922, 10383, 13844, 17305, 20766, 34610, 41532, 51915, 65759, 69220, 86525, 103830, 131518, 173050, 197277, 207660, 259575, 263036, 328795, 346100, 394554, 519150, 657590, 789108, 986385, 1038300, 1315180, 1643975, 1972770, 3287950, 3945540, 4931925, 6575900, 9863850, 19727700]

約数ペア:

[(1, 19727700), (2, 9863850), (3, 6575900), (4, 4931925), (5, 3945540), (6, 3287950), (10, 1972770), (12, 1643975), (15, 1315180), (19, 1038300), (20, 986385), (25, 789108), (30, 657590), (38, 519150), (50, 394554), (57, 346100), (60, 328795), (75, 263036), (76, 259575), (95, 207660), (100, 197277), (114, 173050), (150, 131518), (190, 103830), (228, 86525), (285, 69220), (300, 65759), (380, 51915), (475, 41532), (570, 34610), (950, 20766), (1140, 17305), (1425, 13844), (1900, 10383), (2850, 6922), (3461, 5700)]