20535390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4003}}^1$

素因数の和:4038

約数の個数: 64

約数和(自身を含む): 57657600

約数和(自身を除く): 37122210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 4003, 5130, 8006, 12009, 20015, 24018, 36027, 40030, 60045, 72054, 76057, 108081, 120090, 152114, 180135, 216162, 228171, 360270, 380285, 456342, 540405, 684513, 760570, 1080810, 1140855, 1369026, 2053539, 2281710, 3422565, 4107078, 6845130, 10267695, 20535390]

約数ペア:

[(1, 20535390), (2, 10267695), (3, 6845130), (5, 4107078), (6, 3422565), (9, 2281710), (10, 2053539), (15, 1369026), (18, 1140855), (19, 1080810), (27, 760570), (30, 684513), (38, 540405), (45, 456342), (54, 380285), (57, 360270), (90, 228171), (95, 216162), (114, 180135), (135, 152114), (171, 120090), (190, 108081), (270, 76057), (285, 72054), (342, 60045), (513, 40030), (570, 36027), (855, 24018), (1026, 20015), (1710, 12009), (2565, 8006), (4003, 5130)]