438832740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{384941}}^1$

素因数の和:384972

約数の個数: 48

約数和(自身を含む): 1293405120

約数和(自身を除く): 854572380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 384941, 769882, 1154823, 1539764, 1924705, 2309646, 3849410, 4619292, 5774115, 7313879, 7698820, 11548230, 14627758, 21941637, 23096460, 29255516, 36569395, 43883274, 73138790, 87766548, 109708185, 146277580, 219416370, 438832740]

約数ペア:

[(1, 438832740), (2, 219416370), (3, 146277580), (4, 109708185), (5, 87766548), (6, 73138790), (10, 43883274), (12, 36569395), (15, 29255516), (19, 23096460), (20, 21941637), (30, 14627758), (38, 11548230), (57, 7698820), (60, 7313879), (76, 5774115), (95, 4619292), (114, 3849410), (190, 2309646), (228, 1924705), (285, 1539764), (380, 1154823), (570, 769882), (1140, 384941)]