19510440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7069}}^1$

素因数の和:7106

約数の個数: 64

約数和(自身を含む): 61084800

約数和(自身を除く): 41574360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 7069, 14138, 21207, 28276, 35345, 42414, 56552, 70690, 84828, 106035, 141380, 162587, 169656, 212070, 282760, 325174, 424140, 487761, 650348, 812935, 848280, 975522, 1300696, 1625870, 1951044, 2438805, 3251740, 3902088, 4877610, 6503480, 9755220, 19510440]

約数ペア:

[(1, 19510440), (2, 9755220), (3, 6503480), (4, 4877610), (5, 3902088), (6, 3251740), (8, 2438805), (10, 1951044), (12, 1625870), (15, 1300696), (20, 975522), (23, 848280), (24, 812935), (30, 650348), (40, 487761), (46, 424140), (60, 325174), (69, 282760), (92, 212070), (115, 169656), (120, 162587), (138, 141380), (184, 106035), (230, 84828), (276, 70690), (345, 56552), (460, 42414), (552, 35345), (690, 28276), (920, 21207), (1380, 14138), (2760, 7069)]