19278160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1196

約数の個数: 80

約数和(自身を含む): 51514560

約数和(自身を除く): 32236400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1153, 1520, 1672, 2090, 2306, 3344, 4180, 4612, 5765, 8360, 9224, 11530, 12683, 16720, 18448, 21907, 23060, 25366, 43814, 46120, 50732, 63415, 87628, 92240, 101464, 109535, 126830, 175256, 202928, 219070, 240977, 253660, 350512, 438140, 481954, 507320, 876280, 963908, 1014640, 1204885, 1752560, 1927816, 2409770, 3855632, 4819540, 9639080, 19278160]

約数ペア:

[(1, 19278160), (2, 9639080), (4, 4819540), (5, 3855632), (8, 2409770), (10, 1927816), (11, 1752560), (16, 1204885), (19, 1014640), (20, 963908), (22, 876280), (38, 507320), (40, 481954), (44, 438140), (55, 350512), (76, 253660), (80, 240977), (88, 219070), (95, 202928), (110, 175256), (152, 126830), (176, 109535), (190, 101464), (209, 92240), (220, 87628), (304, 63415), (380, 50732), (418, 46120), (440, 43814), (760, 25366), (836, 23060), (880, 21907), (1045, 18448), (1153, 16720), (1520, 12683), (1672, 11530), (2090, 9224), (2306, 8360), (3344, 5765), (4180, 4612)]