8029840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1103}}^1$

素因数の和:1136

約数の個数: 80

約数和(自身を含む): 22998528

約数和(自身を除く): 14968688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1103, 1456, 1820, 2206, 3640, 4412, 5515, 7280, 7721, 8824, 11030, 14339, 15442, 17648, 22060, 28678, 30884, 38605, 44120, 57356, 61768, 71695, 77210, 88240, 100373, 114712, 123536, 143390, 154420, 200746, 229424, 286780, 308840, 401492, 501865, 573560, 617680, 802984, 1003730, 1147120, 1605968, 2007460, 4014920, 8029840]

約数ペア:

[(1, 8029840), (2, 4014920), (4, 2007460), (5, 1605968), (7, 1147120), (8, 1003730), (10, 802984), (13, 617680), (14, 573560), (16, 501865), (20, 401492), (26, 308840), (28, 286780), (35, 229424), (40, 200746), (52, 154420), (56, 143390), (65, 123536), (70, 114712), (80, 100373), (91, 88240), (104, 77210), (112, 71695), (130, 61768), (140, 57356), (182, 44120), (208, 38605), (260, 30884), (280, 28678), (364, 22060), (455, 17648), (520, 15442), (560, 14339), (728, 11030), (910, 8824), (1040, 7721), (1103, 7280), (1456, 5515), (1820, 4412), (2206, 3640)]