19898850480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4363783}}^1$

素因数の和:4363818

約数の個数: 80

約数和(自身を含む): 64933105920

約数和(自身を除く): 45034255440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 4363783, 8727566, 13091349, 17455132, 21818915, 26182698, 34910264, 43637830, 52365396, 65456745, 69820528, 82911877, 87275660, 104730792, 130913490, 165823754, 174551320, 209461584, 248735631, 261826980, 331647508, 349102640, 414559385, 497471262, 523653960, 663295016, 829118770, 994942524, 1047307920, 1243678155, 1326590032, 1658237540, 1989885048, 2487356310, 3316475080, 3979770096, 4974712620, 6632950160, 9949425240, 19898850480]

約数ペア:

[(1, 19898850480), (2, 9949425240), (3, 6632950160), (4, 4974712620), (5, 3979770096), (6, 3316475080), (8, 2487356310), (10, 1989885048), (12, 1658237540), (15, 1326590032), (16, 1243678155), (19, 1047307920), (20, 994942524), (24, 829118770), (30, 663295016), (38, 523653960), (40, 497471262), (48, 414559385), (57, 349102640), (60, 331647508), (76, 261826980), (80, 248735631), (95, 209461584), (114, 174551320), (120, 165823754), (152, 130913490), (190, 104730792), (228, 87275660), (240, 82911877), (285, 69820528), (304, 65456745), (380, 52365396), (456, 43637830), (570, 34910264), (760, 26182698), (912, 21818915), (1140, 17455132), (1520, 13091349), (2280, 8727566), (4560, 4363783)]